Issues
Volume 168 Issue 7
Editorials Primary pulmonary hypertension: new reasons for optimism? Trevor J Williams (MJA 1998; 168: 316-317)Medical informatics meets medical education Enrico Coiera (MJA 1998; 168: 319-320) Research Attitudes to and use of a modified prescription form by general practitioners and pharmacists Merilyn J Liddell, Sue P Goldman (MJA 1998; 168: 322-325) Abstract - ArticleThe shady side of solar protection Peter G Parsons, Rachel Neale, Penny Wolski, Adele Green (MJA 1998; 168: 327-330)Colorectal cancer screening by general practitioners: comparison with national guidelines John K Olynyk, Sina Aquilia, Cameron F Platell, David R Fletcher, Sandra Henderson, Jim A Dickinson (MJA 1998; 168: 331-334) Notable Cases Chromobacterium violaceum in tropical northern Australia Sarah E Huffam, Michael J Nowotny, Bart J Currie (MJA 1998; 168: 335-337) Medical Education Healthcare and the information age: implications for medical education Simon Carlile, Ann Jervie Sefton (MJA 1998; 168: 340-343) Controversies in Healthcare Should third-generation cephalosporins be the empirical treatment of choice for severe community-acquired pneumonia in adults? David L Paterson, E Geoffrey Playford (MJA 1998; 168: 344-348) History Rediscovering vascular surgery: of arterial injury and amputation Sam A Mellick (MJA 1998; 168: 352-353) MJA Practice Essentials - Mental Health Alcohol and drug dependence: diagnosis and management Tobie L Sacks, Nicholas A Keks (MJA 1998; 168: 355-360)
Editorials
Prescriptions, practitioners and pharmacists
Prescriptions, practitioners and pharmacists Better communication and teamwork for improved patient outcomes MJA 1998; 168: 317-318 Medicines are clearly an important component of healthcare. In Australia, prescriptions are written in 63.8% of general practitioner consultations,1 and in 1996 approximately 178 million prescriptions were dispensed. With the potential for adverse reactions and reported suboptimal use of drugs,2-5 it is important to work towards the best possible use of medicines. There are a number of indicators of inappropriate drug use in Australia, including the large quantities of unused medicines collected in the Return of Unwanted Medicines campaign,6 and studies showing that between 5.7% and 16.6% of all hospital admissions are drug-related events.7,8 Further, a recent report of the South Australian Community Pharmacy Model Practices Project showed that, at entry to the project, 90% of patients at high risk of medication misadventure (usually those taking more than four medications) had unresolved health or medication problems, two-thirds of which were medication related.3 Medication care can be improved by enhancing communication between doctors, pharmacists, other health professionals and consumers. Indeed, a number of intervention studies have found that quality of medication care can be improved through further building of the healthcare team, academic detailing (promotion of rational prescribing through detailing visits from pharmacists), medication review by pharmacists and doctors and feedback of prescribing patterns to doctors.2-5,9 In this vein, the Royal Australian College of General Practitioners (RACGP) and the Pharmaceutical Society of Australia (PSA), in their draft joint statement about communication between GPs and pharmacists,10 proposed a range of conventions and abbreviations aimed at improving the prescription as a communication medium. In this issue of the Journal Liddell and Goldman report the findings of the pilot study11 on which the final version of the joint statement, published in 1996, was based.12 In their study, Liddell and Goldman11 trialled the use of certain prescription notations by GPs as a means of providing the pharmacist with information for enhancing patient understanding and medication care. A modified prescription form was preprinted with the abbreviations recommended in the draft RACGP-PSA joint statement.10 These abbreviations were intended to alert the pharmacist to patient needs for counselling and assistance, and to the existence of written instructions given to the patient by the GP to enable the pharmacist to label the medicine accordingly and reinforce the patient's understanding. The prescription conventions trialled were (i) writing the general purpose for which a medication was prescribed on the form, (ii) indicating when this should not be written on the label, (iii) underlining and initialling unusual dosages, (iv) indicating that an unusual pack size was intended, and (v) noting that therapy with an ongoing medication had been stopped. Liddell and Goldman11 examined the use of and attitudes towards these new notations and found that at least one of the new notations was used on 45% of the 3464 prescription items, and that one in particular -- the general purpose of the medication -- was noted on 35%. Some preprinted notations were used so rarely that they were excluded from the final joint statement,12 and the "cease" notation was also so rarely used (14 times) that it was relatively ineffective. However, consumers felt that writing the purpose of a medication on its label was generally appropriate and helpful. Participating GPs and pharmacists were positive about the notations, especially the indication of a medication's purpose. Effective communication and collaboration between specialists, GPs and pharmacists, beyond simply changing the way prescriptions are written, are likely to result in advances in medication care. A range of collaborative interdisciplinary primary care models have been developed and trialled both here3,5,13 and in the United Kingdom.14 In the Community Pharmacy Model Practices Project (mentioned above), protocols were defined by pharmacists, with input from GPs and consumers, to optimise quality pharmaceutical services for patients with a high risk of medication misadventure; more than 80% of consumers felt that the pharmacists' service had made a significant contribution to their health and there was an estimated net societal saving to the health system of $110 per patient.3 The Commonwealth Department of Veterans' Affairs has attempted to facilitate communication in its medication management program through written referrals between specialists, general practitioners and pharmacists, with the consent of veterans, and through education programs.13 In the UK, models of pharmacists' input to primary care include (i) review of repeat prescriptions, (ii) total medication review, (iii) drug use evaluation, (iv) development of drug formularies (or drug lists) for general practices, (v) development of prescribing policy, and (vi) audit of prescribing by disease or condition.14 Not surprisingly, it was found that rational and cost-effective prescribing was best achieved when pharmacists and general practitioners worked together.14 Successful models of interdisciplinary collaboration need to be implemented cautiously, as rapid imposed change can create conflict and resistance. Relationship building, stakeholder involvement (at both "grass roots" and organisational levels) and communication between the professions have been key components associated with Australian studies of medication care.3-5,9 There are dangers in ignoring these components and other recommendations in translating trials into practice. For example, selective implementation of recommendations in providing consultant pharmacist services to nursing homes without the recommended involvement of and support to GPs,4 has resulted in some justifiable concern by GPs (personal, unpublished data). Clearly, any national effort to facilitate optimal medication care should mandate the involvement of all key stakeholders. Communication and relationships are the keys to balancing collaboration and optimal patient care with autonomy and privacy issues. Effective communication depends both on its being a two-way process, and on how the relationship between the two parties influences the interpretation of "messages" by each. Trust, confidence, involvement and a mutual respect for each professional's role and competence are therefore essential in any functioning team. The development of these elements should start during interdisciplinary undergraduate (and postgraduate) clinical education of doctors, pharmacists and other health professionals.15 Interdisciplinary clinical teaching, recognition of emerging practice models and the need for interprofessional student interaction are sadly lacking in Australia. With the introduction of the four-year pharmacy course and the graduate medical courses nationally, now is the time to grasp the opportunity offered for interdisciplinary development. Further, electronic prescribing links16 and newer avenues of interprofessional communication, such as regular joint medication reviews,9 consumer medicine information and the National Prescribing Service, are opportunities for overcoming the barriers to communication and information sharing, and to nurturing professional relationships. Facilitating information sharing between specialists, medical practitioners and pharmacists through interprofessional collaboration and better communication (including through the prescription form10-12) should lead to improved patient care and outcomes, easier and more effective communication between health professionals, and high quality, cost-effective use of medicines. The Australian healthcare system must build and maintain relationships between professionals and with consumers if it is to improve. Michael S Roberts NHMRC Senior Principal Research Fellow, and Professor Julie A Stokes Research Scholar Department of Medicine, University of Queensland, Princess Alexandra Hospital Brisbane, QLD Bridges-Webb C, Britt H, Miles D, et al. Morbidity and treatment in general practice in Australia 1990-1991. Med J Aust 1992; 157 Suppl Oct 19: S1-S56. Parkes AJ, Coper L. Inappropriate use of medications in the veteran community. How much do doctors and pharmacists contribute? Aust N Z J Public Health 1997; 21: 469-476. Gilbert A. Final report of the Community Pharmacy Model Practice Project. Canberra: Federal Department of Health and Family Services, 1997. Roberts MS, Stokes J, Bonner C, et al. Clinical pharmacy intervention and resident outcomes in Australian nursing homes. Proc Austral Soc Clin Exp Pharmacol Toxicol 1995; 2: 158. McNeece J. The drug and therapeutics information service. Aust J Hosp Pharm 1994; 24: 28-31. Goodman M, Lazzarini R. Examination of the feasibility of an ongoing strategy for disposal of unwanted and outdated medicines [abstract]. The Pharmaceutical Education Program 1995 Work in Progress Conference; Sydney Aug 24-26. Canberra: Commonwealth Department of Health and Family Services, 1995. Dartnell JG, Anderson RP, Chohan V, et al. Hospitalisation for adverse events related to drug therapy: incidence, avoidability and costs. Med J Aust 1996; 164: 659-662. Blackbourn J. Readmission to Fremantle Hospital. Part 2. Drug-related readmissions. Fremantle Hosp Drug Bull 1991; 15: 13. ACT Division of General Practice. Managing medication in nursing homes -- GP involvement in medication reviews. A report of the outcomes of the "Aged Care Assessment Project". Canberra: ACT Division of General Practice, 1998. In press. Ruth R, Constable V, Dammery D, et al. General practitioners' and pharmacists' interprofessional communication. Aust Fam Physician 1994; 23: 1544-1546. Liddell MJ, Goldman SP. Attitudes to and use of a modified precription form by general practitioners and pharmacists. Med J Aust 1998; 168: 322-355. Bollen M. Improving communication between general practitioners and pharmacists. Aust Fam Physician 1996; 25: 1011-1013. Coper L. Pharmaceutical Management Program. Canberra: Commonwealth Department of Veterans' Affairs, 1997. Bradley CP, Taylor RJ, Blenkinsopp A. Developing prescribing in primary care. BMJ 1997; 314: 744-747. Greene RJ, Cave I, Jackson SMD. Interprofessional clinical education of medical and pharmacy students. Med Educ 1996; 30: 129-133. Getting connected. Newslet Nat Pharm Intranet Demonst 1997; 1: 1-8. - Readers may print a single copy for personal use. No further reproduction or distribution of the articles should proceed without the permission of the publisher. For permission, contact the Australasian Medical Publishing Company Journalists are welcome to write news stories based on what they read here, but should acknowledge their source as "an article published on the Internet by The Medical Journal of Australia <http://www.mja.com.au>". <URL: http://www.mja.com.au/>
Michael S Roberts · Julie A Stokes
Medical informatics meets medical education
Medical informatics meets medical education There's more to understanding information than technology MJA 1998; 168: 319-320 The decades-long predicted arrival of the information revolution in healthcare has taken perhaps no more than four years to go from a matter of minority opinion to one of general consensus.1,2 Not long ago, medical journals rarely discussed information technology, but now most carry regular articles on the subject. Indeed, all the major journals are now available in electronic form on the Web, and some argue that the paper journal is a dinosaur at the end of its time.3 Evidence grows for the value of using the computer to assist in routine tasks like prescribing4 and reminding general practitioners to carry out screening procedures.5 It is conceivable that, in the future, failure to use such tools could come to be regarded as negligent practice. Change such as this can often be abrupt and distressing, no matter how beneficial it may ultimately be. Existing skills become redundant and the young, who have time and energy to learn, have the advantage over those who may be more experienced but are constrained by existing clinical responsibilities. Clinicians with years of experience might thus be forgiven for throwing up their hands in despair at the sudden enthusiasm for computers and telemedicine, apparently at the expense of hard-won clinical skill and human empathy. However, if the scenarios that Carlile and Sefton paint in this issue of the Journal come to pass, then our dependence on information and communication technology can only deepen over the years.6 They draw our attention to the need to prepare medical graduates for work in a world where the inability to use this technology would be as debilitating as the inability to read or write is today. The ambitious new graduate medical program they describe at the University of Sydney is almost entirely structured around teaching material in the form of multimedia documents on the Web. Whether this move to a computer-based and problem-oriented curriculum will produce better-prepared graduates will no doubt become clearer with time. Certainly, all students in this program should graduate with proficiency in using the technology. In comparison, at the beginning of this decade only 25% of medical students at a comparable institution felt they could use computers well.7 While such an educational program is to be lauded, there is probably a greater educational challenge within the community of practising clinicians, most of whom have never had any formal training in information technology (IT). Nevertheless, they will be expected to work for many decades in an environment in which IT illiteracy will become increasingly burdensome. It is for these individuals that the immediate urgency lies. Certainly there is a case to be argued for basic postgraduate education in the use of IT in patient care, and if some medical colleges do not consider IT literacy a core component of their continuing education programs then perhaps they need to think again. Just how much training is needed depends on the systems clinicians need or want to use, and their current skills in doing so. If we are optimistic, these barriers for working clinicians will diminish over time as the technology becomes easier to use, and progressively develops into a commonplace and natural part of the clinical environment. However, we have no guarantees that such optimism is warranted. There is at least one major caveat in this rush to master the new technologies -- we must not forget that basic computer skills are not the same as being skilled in the management of information. Simply teaching practising clinicians or medical students to use IT is not enough. Just as the ability to suture doesn't make one a surgeon, the ability to surf the Web does not imply that one understands the principled use of information. With the current emphasis on evidence-based practice highlighting the skills needed to collate, distil and apply clinical research, we have a powerful example of the broader information and communication skills needed in healthcare. Information skills are basic to good medical practice. Every clinician needs to understand the principles of data interpretation, the logical foundations of the diagnostic process, and the management of uncertainty in clinical knowledge.8 The problem-oriented medical record is just an information instrument, and clinicians need to know when it is appropriate, and when indeed other formulations might be better choices. The dynamics of communicating with patients and with colleagues are altered when the exchange moves from a face-to-face interaction to the telephone, e-mail, voicemail or video.9 Understanding the implications of using one medium rather than another is central to developing effective communication skills as these communication options become commonplace in the community. Medical informatics is the name now given to the study of clinical information and communication processes. It is the rational study of the way we think about patients, and the way that treatments are defined, selected and developed. It is the study of how medical knowledge is created, shaped, shared and applied. Ultimately, it is the study of how we organise ourselves to create and run healthcare organisations.10 Understanding how to use information technology appropriately can only ever be one small component of this wider discipline. Where once these disparate elements of informatics were taught piecemeal, there is now growing consensus about the essential information skills needed by clinicians, and medical informatics is now appearing on more curricula as a distinct entity.11 A proposal for 10 essential clinical informatics skills is provided to give flesh to these ideas, and to stimulate debate about the role of informatics in medical education. So, the computer, the telephone, the Web, video -- these, and all that is still to come, are unquestionably powerful tools. Used badly, they do indeed waste time and money, create inefficiency, and dehumanise our interactions with each other. Used well, they are neither to be feared, loved nor loathed. They are simply to be used. And in the next century, the study of informatics will become as fundamental to the practice of medicine as anatomy has been to the last. Enrico Coiera Senior Project Manager Hewlett-Packard Laboratories, Bristol, UK E-mail: ewc AT pobox.com Coiera E. Medical Informatics. Med J Aust 1994; 160: 438-440. House of Representatives Standing Committee on Family and Community Affairs. Health on line: a report on health information management and telemedicine. Commonwealth of Australia. Canberra: The Committee, 1997. LaPorte RE, Marler E, Akazawa S, et al. The death of biomedical journals. BMJ 1995; 310: 1387-1389. Walton RT, Gierl C, Yudkin P, et al. Evaluation of computer support for prescribing (CAPSULE) using simulated cases. BMJ 1997; 315: 791-794. Shea S, Du Mouchel W, Bahamonde L. A Meta-analysis of 16 randomised controlled trials to evaluate computer-based clinical reminders for preventative care in the ambulatory setting. J Am Med Informatics Assoc 1996; 3: 399-409. Carlile S, Sefton AJ. Healthcare and the information age: implications for medical education. Med J Aust 1998; 168: 340-343. Kidd MR, Connoley GL, Cesnik B, McPhee W. What do medical students know about computers? Med J Aust 1993; 158: 283-284. Haynes RB, Ramsden M, McKibbon KA, et al. A review of medical education and medical informatics. Acad Med 1989; 64: 207-212. Coiera E, Tombs V. Communication behaviours in a hospital setting -- an observational study. BMJ 1998; 316: 673-677. Coiera E. Guide to medical informatics, the Internet and telemedicine. London: Chapman and Hall, 1997 ( see also http://www.coiera.com). Greenes RA, Shortliffe EH. Medical informatics -- an emerging academic discipline and institutional priority. JAMA 1990; 263: 1114-1120. - Readers may print a single copy for personal use. No further reproduction or distribution of the articles should proceed without the permission of the publisher. For permission, contact the Australasian Medical Publishing Company Journalists are welcome to write news stories based on what they read here, but should acknowledge their source as "an article published on the Internet by The Medical Journal of Australia <http://www.mja.com.au>". <URL: http://www.mja.com.au/>
Enrico Coiera
Research
Attitudes to and use of a modified prescription form by general practitioners and pharmacists
Attitudes to and use of a modified prescription form by general practitioners and pharmacists Merilyn J Liddell and Sue P Goldman MJA 1998; 168: 322-325 For editorial comment see Roberts Abstract - Introduction - Methods - Results - Discussion - Acknowledgements - References - Authors' details - - ©MJA1998 Abstract Objective: To evaluate the rate of use and acceptance of a new prescription form designed to provide more information to pharmacists and patients. Design: Prospective descriptive study. Setting: A semi-rural community outside Melbourne, Victoria, in November 1994. Participants: GPs and pharmacists working three or more sessions per week in the locality, and 21 consumers who formed two consumer focus groups. Intervention: An education session for GPs and pharmacists, followed by a one-month trial of new prescription forms which included notations to facilitate interprofessional communication. Main outcome measures: Rate of use and acceptability of the new prescription notations. Results: Eighteen GPs and 10 pharmacists participated; 3600 forms were issued and 2521 prescriptions, including 3464 prescription items, were analysed. GPs and pharmacists used at least one of the new prescription notations in 45% (1559) of prescription items; 35% of prescription items (1222) were notated with the general purpose of the medication. Qualitative findings suggested that GPs, pharmacists and consumers considered the new prescription form to be beneficial and useful. Conclusions: A modified prescription form to increase communication between GPs and pharmacists is acceptable in clinical practice. Introduction Over recent years professional standards for prescribing have emphasised the need for a more patient-centred approach,1 as shown in such documents as the National Health and Medical Research Council's guidelines for medical practitioners on providing information to patients,2 the Policy on the Quality Use of Medicines developed by the Commonwealth Government,3 and regulations on the provision of written consumer information with dispensed medication.4 Research on how to provide more patient-centred pharmaceutical information and counselling shows that closer collaboration between general practitioners (GPs) and pharmacists would help to ensure that medication information is both comprehensive and relevant for consumers.5,6 A joint working party of the Royal Australian College of General Practitioners (RACGP) Victoria Faculty and the Victorian Branch of the Pharmaceutical Society of Australia (PSA) was formed in 1993 to consider how to improve communication between GPs, pharmacists and consumers. A series of recommendations were developed and endorsed by the national executives of the RACGP and the PSA, and published in a joint statement.7 The major recommendation was the use of a new prescription form to aid communication between GPs, pharmacists and patients. Here, we describe a pilot study to determine the rate of use of, and the attitudes of GPs, pharmacists and patients to, a modified prescription form for use in normal clinical practice. No similar study has been reported in the literature (based on the following searches: MEDLINE, January 1982 - June 1997; International Pharmaceutical Abstracts, January 1970 - December 1996; HEALTH, January 1975 - December 1996; EMBASE, January 1994 - December 1996; Pharmaceutical News Index, January 1974 - December 1996). Methods Ethical approval for this study was received from the Monash University Standing Committee on Ethics in Research on Humans and all subjects gave informed consent for their par ticipation. The study was conducted in November 1994 in a semi-rural community on the outskirts of Melbourne with a population of 25 000. All 24 GPs and 13 pharmacists working three or more sessions per week in the locality were invited to participate; 18 GPs and 10 pharmacists agreed. Twenty-one consumers from existing heart and arthritis support groups at the local community health centre were recruited for two focus groups of eight and 13 participants. Before the intervention, the 18 participating GPs and 10 pharmacists completed separate questionnaires (29 questions for pharmacists and 28 for GPs), which covered demographics and assessed (on a scale of 1 to 5) attitudes to professional roles, interprofessional collaboration and consumers' needs for medication information and counselling. Intervention The intervention began with an educational session for GPs and pharmacists to introduce the modified prescription form on which GPs could notate the purpose of prescribed medications, changes to existing medications and specific patient needs. Some of these notations were unprompted, requiring freehand additions to the prescription, while others were prompted, appearing as abbreviations on the form which could be circled when appropriate (see Box 1). A glossary of the new prescription notations was provided. Box 1 shows the glossary which was provided to pharmacists. During the education sessions, the new notations were explained as follows. The major change was that GPs were encouraged, where they considered it appropriate, to indicate the purpose of each prescribed medication as part of the written directions. For example, -adrenoceptor blocking agents might be notated as "for arrhythmias" or "for blood pressure". Pharmacists could then ensure that their medication counselling was relevant to that particular indication and would include the medication's purpose on the medication label for the patient's information. There was provision for GPs to request that the purpose not be written on the medication label by the pharmacist in certain circumstances (such as to preserve patients' privacy if the nature of their illness was not known to family members). GPs were also encouraged to indicate to the pharmacist if therapy with an ongoing medication was to cease (enabling pharmacists to update their computer records to show that a drug was no longer to be taken, and attempt to withdraw any unpresented repeats from circulation), or if the directions intentionally specified an unusual dosage or quantity to be dispensed. Finally, GPs could circle abbreviations printed on the prescription form to indicate specific patient needs or changes in the medication regimen. Pharmacists could then check the patient had understood changes to directions and amend the computer records accordingly. At the end of the educational session, 200 triplicate prescription forms were issued to each GP for use over one month. The third copy of each prescription dispensed (minus identifying patient details) was collected to determine the use of the new notations. After one month, individual one-hour open-ended, semi-structured interviews were conducted with all participating GPs and pharmacists, covering their overall views on the reformatted prescription, specific issues of practical application and suggested changes. Two separate one-and-a-half-hour focus group discussions with consumers dealt with aspects of the use of the reformatted prescription which would directly affect patients. Data analysis For frequency analysis of the questionnaires and of the prescription data, we used, respectively, the statistical package Genstat8 and the computer database program Access.9 Transcripts of interview data and focus group discussions were coded according to emerging themes around the prescription format and particular notations. The analysis, with the NUDIST program for qualitative analysis,10 concentrated on direct testimonies of views held about the new prescription form. Results The median age of the 18 GPs was 35 years (range, 20-29 to >70 years) and 14 were male. Their median workload was 175 patients per week (range, 50-99 to >200) and 13 had postgraduate qualifications. The GPs' age and sex distribution was similar to that of respondents in a national general practice population survey.11 The median age of the 10 pharmacists was 40 years (range, 20-29 to 50-59 years) and eight were male. Their median workload was 125 prescriptions dispensed per day (range, 50-99 to >200) and three had postgraduate qualifications. Attitudes to interprofessional communication In the questionnaire, 16 GPs (89%) and all of the pharmacists stated that they were in favour of more collaboration with one another. GPs had a reasonably high regard for the local pharmacists -- 13 (72%) did not agree that pharmacists' advice conflicted with their own; 17 (94%) agreed they had a good working relationship with the pharmacists, and none believed that pharmacists contacted them unnecessarily. Seven pharmacists (70%) stated that they enjoyed a comfortable working relationship with GPs; only three (30%) agreed that GPs were not always receptive to inquiries about prescriptions, and five (50%) expected the GP to be responsive to contact about a potential drug interaction. Before the intervention, the concept of including the general purpose of a medication on the prescription was not recognised by seven GPs (39%) and seven pharmacists (70%) as useful or necessary for the pharmacist. However, nine pharmacists (90%) stated that to counsel patients adequately they often needed to ask a patient for more information than was on the prescription. Use of the new prescription form Of a total 3600 prescription forms distributed to the GPs, 70% (2521 prescriptions for 3464 individual prescription items) were collected and analysed. Forty-five per cent of individual prescription items (1559) included one of the new notations. The rate of use of the new notations by the GPs is shown in Box 2. The purpose of the medication was notated for 35.3% of all prescription items (1222), with use of this notation by individual GPs ranging from 1% for the lowest user to 92% for the highest user. In only 0.3% (range, 0-4.5%) of cases where this notation was used did doctors request that the information be omitted from the label of the medication container. Attitudes to the new prescription form Overall, the new system was positively received by most GPs and pharmacists, and they suggested it should be widely implemented. Also, most GPs and pharmacists saw indicating the purpose of the medication on the prescription as the most substantial and important focus of the new prescription notations, and suggested that this would enhance the quality of information provided to consumers and minimise irrelevant or inappropriate advice. Further, some suggested that compliance may be improved because patients would receive consistent advice from GPs and pharmacists. Most GPs and pharmacists considered it useful to note when therapy with a long term medication was to be ceased, as patients may forget verbal instructions by the GP. Although the need did not often arise in practice, both GPs and pharmacists were in favour of specifically informing the pharmacist when an unusual dosage or a special quantity of medication was being prescribed. Most GPs and pharmacists thought it appropriate to indicate a new treatment, primarily for ongoing management. Noting a change of directions was considered useful by doctors and pharmacists alike, particularly with elderly patients or those who might still have unused prescriptions. The pharmacist could then be sure the change was intended, check the patient had understood the change, amend any unpresented repeats available, and note the change in the pharmacy computer record. Many GPs, pharmacists and consumers regarded preprinted abbreviations for specific patient needs as unnecessary; it was suggested that longhand could always be used for these or other specific requests to the pharmacist. The abbreviation for noting when separate written instructions had been given to the patient was considered a simple and useful quality control mechanism by doctors, pharmacists and consumers. The consumer focus groups indicated that pharmacists needed to know why someone was being prescribed a medication to enable them to provide appropriate counselling. They expressed reservations about conditions of a very personal nature; in such cases they expected the doctor to either ask their permission or omit the information from the prescription. In general, they considered it both appropriate and helpful to have the purpose of the medication included on the medication label. Discussion In this study the questionnaire findings gave basic data about pre-existing attitudes of the GPs and pharmacists to their respective roles, while the qualitative data explored, in much more depth, the strengths and weaknesses of the new innovation. A 70% return rate of prescriptions was satisfactory, as non-redemption of prescriptions can range from 5%-20%.12 Our most notable finding was the utilisation rate of the new notations, with 35% of prescription items indicating the purpose of the medication to the pharmacist. This was somewhat unexpected, as such a strategy had not previously been considered necessary by GPs or pharmacists. Further, such a high utilisation rate requires considerable behaviour change, and behaviour change strategies generally have much more modest outcomes (eg, 6% for minimal intervention smoking cessation programs13 and 8%-25% for group counselling14). The benefits of asking GPs to indicate the purpose of the medication on the prescription were supported by the qualitative data suggesting that when this strategy was employed it was highly valued. Both GPs and pharmacists indicated that the new prescription form would improve the quality of information given to patients by ensuring that information given by pharmacists was consistent with the advice already given by the GP. It would also enable more information to be given to patients on the medication label. It was of particular interest that, while some of the GPs and pharmacists had very high workloads, they were able to use the new prescription conventions easily in their normal daily practice. There was a high level of utilisation of the new prescription form as a whole, with some notations being used frequently, and others barely at all. This is to be expected as the appropriate circumstance for the use of some notations (such as unusual dosage) would be infrequent. The notation to pharmacists that drug therapy was to be ceased was not widely used, possibly because this affected only a small number of patients, but more likely because there was no specific reminder on the prescription form itself and doctors may have simply forgotten to use it. While some variation in the use of notations may have related to differing perceptions of their value, it was probably also a result of the difficulty of altering ingrained behaviour. Some participants stated that they would try to increase their use of the strategies if they were implemented in the future. Indicating the purpose of the medication is easily misinterpreted as being the same as including the diagnosis, and thereby providing unnecessarily detailed and confidential information to the pharmacist. Participating GPs, however, reported that they provided general information at an appropriate level for the pharmacist and, subsequently, the patient. From the pharmacists' perspective, information about the purpose of a medication was most useful for drugs with multiple indications. It enabled them to target their information appropriately without asking questions to ascertain the precise indication for a particular patient. Generally, consumers thought that including the purpose of the medication on the container label was likely to enhance patients' understanding of their own medication. Confidentiality needs always to be considered, but there are clear advantages in having a drug's purpose included on the label in most situations. As we used only two small consumer focus groups, they could provide only a limited indication of what consumers may think of the proposed system. However, consumers did suggest that the new system would help them gain access to appropriate information and advice. Any future implementation should be made with adequate consumer input, to ensure attention to their requirements. In conclusion, this study showed that it is possible to modify the prescription form to include more information in a way that is acceptable to GPs and pharmacists in their daily practice. GPs, pharmacists and consumers found such changes worthwhile and believed they could lead to better medication management and patient care. Acknowledgements We thank the Royal Australian College of General Practitioners and the Victorian Branch of the Pharmaceutical Society of Australia, and the members of the joint working party -- Val Constable, John Daffey, David Dammery, Chris Hogan, Alistair Lloyd, Mary Murray and Denise Ruth -- as well as the GPs, pharmacists and consumers in the study. Finally, we thank the Department of Health, Housing, Local Government and Community Services for financial support for the project. References Liddell M. Rational prescribing and professional standards. Med J Aust 1994; 160: 564-567. Working Party of the Health Care Committee, National Health and Medical Research Council. General guidelines for medical practitioners on providing information to patients. Canberra: National Health and Medical Research Council, 1993. Commonwealth Department of Health, Housing and Community Services, in conjunction with the Pharmaceutical Health and Rational Use of Medicines (PHARM) Working Party. A policy on the quality use of medicines. Canberra: Commonwealth Department of Health, Housing and Community Services, 1992. Part 2A, Schedule 12 of the Therapeutic Goods Regulations under the Therapeutic Goods Act 1989, Section 63. Murphy B, Ruth D, Murray-Hodge M. The use of qualitative research in the development of the HEARTWISE program for general practitioners. Med J Aust 1993; 158: 626-628. Ruth D, Hodge M, Murphy B. Improving the relationship between general practitioners and pharmacists. Aust Fam Physician 1994; 23: 1536-1540. Royal Australian College of General Practitioners and the Pharmaceutical Society of Australia. General practitioners' and pharmacists' interprofessional communication. Aust Fam Physician 1994; 23: 1544-1546. Genstat [computer program]. Version 5 Release 3.1. Lawes Agricultural Trust (Rothamstead Experimental Station, UK), 1993. 9. Access [computer program]. Version 2.0. Redmond, Wa.: Microsoft Corporation, 1994. Richards T, Richards L. The NUDIST qualitative data analysis system. Qual Sociol 1991; 14: 307-325. Bridges-Webb C, Britt H, Miles D, et al. Morbidity and treatment in general practice in Australia 1990-1991. Med J Aust 1992; 157 Suppl Oct 19: 14. Beardon P, McGilchrist M, McKendrick A, et al. Primary non-compliance with prescribed medication in primary care. BMJ 1993; 307: 846-848. Kottke T, Battista R, DeFrieze G, et al. Attributes of successful smoking cessation interventions in medical practice: a meta-analysis of 39 controlled trials. JAMA 1988; 259: 2882-2889. Curry S, Marlatt G, Gordon J, et al. A comparison of alternative theoretical approaches to smoking cessation and relapse. Health Psychol 1988; 7: 545-556. (Received 5 Jun, accepted 10 Nov, 1997) Authors' details Department of Community Medicine and Department of General Practice, Monash University, Melbourne, VIC. Merilyn J Liddell, MB BS, FRACGP, Senior Lecturer; Sue P Goldman, BEd, GradDipSoc, Research Fellow. Reprints will not be available from the authors. Correspondence: Dr M J Liddell, 867 Centre Road, East Bentleigh, VIC 3165. E-mail: merilyn.liddell AT med.monash.edu.au Readers may print a single copy for personal use. No further reproduction or distribution of the articles should proceed without the permission of the publisher. For permission, contact the Australasian Medical Publishing Company Journalists are welcome to write news stories based on what they read here, but should acknowledge their source as "an article published on the Internet by The Medical Journal of Australia <http://www.mja.com.au>". <URL: http://www.mja.com.au/>
Merilyn J Liddell · Sue P Goldman
Medical education
Healthcare and the information age: implications for medical education
Healthcare and the information age: implications for medical education Simon Carlile and Ann Jervie Sefton The information age, combining rapidly developing information technology and massive growth in biomedical and clinical data, is placing special demands on healthcare workers. Further, radical changes in access to information in our society are affecting the doctor-patient relationship. These changes necessitate a new approach to primary and continuing medical education. A number of imperatives for medical education are identified and some practical changes to a medical curriculum are described. MJA 1998; 168: 340-343 For editorial comment see Coiera Introduction - The information age - Management of healthcare - Information technology and medical institutions - Information technology in general practice - The changing patient-doctor relationship - Information technology and medical education - The direction of curriculum change - References - Authors' details - - ©MJA1998 Introduction More than two decades ago Alvin Toffler wrote prophetically about the need to recognise and manage the dramatic changes that he foresaw in our society.1 That change is certainly upon us and, as predicted by Toffler, is being driven by a multitude of technological and economic developments. In particular, the rapid development and popularisation of the Internet and the World Wide Web (WWW) have profoundly changed the accessibility of information for medical practitioners and their patients. Moreover, rapid developments in the basic and clinical sciences and in diagnostic and therapeutic technologies place their own particular pressures on medical practitioners. Now, more than ever before, we need to be equipped with the mental attitude and intellectual tools to deal with and to exploit such changes. Primary and continuing medical education needs to play a principal role in this process. Education needs a fundamental change of focus from simply delivering content to developing the ability to manage these changes. "Learning to learn" and "learning for life" should be a major guiding influence in curriculum development.2,3 In this article we examine the "information age" and explore its implications for medical education and future practice. The information age The fusion of computing and communications is considered the defining characteristic of the information age. For medicine, such changes need to be examined in the context of the explosion of relevant information from the basic and clinical sciences. The Internet and the World Wide Web The simplest manifestation of the information age is the popularisation of the Internet through the advent of the WWW. The digitisation of information and the globalisation of digital communications has been ongoing for more than three decades4 (see the Box). While the WWW is a relatively recent phenomenon, nearly every relevant economic, social and technological pointer indicates that, at least in Western society, what we are currently seeing is simply the bow wave of its impact.5,6 One principal effect of the WWW has been to shift the emphasis from institutions (public or private) to individuals as publishers of information. It has been argued that, as the users of this technology increase in number and degree of sophistication, this so-called "democratisation" of information will change many of our social institutions. For instance, the political process will undoubtedly be affected by the increased availability of government documents, court rulings, and an increased variety of political commentary (see the website at http://www2.eff.org/pub/Activism/). Similarly, the nature of education will change with the increased availability of on-line courses from a global range of institutions, together with appearance of just-in-time training (allowing selection of training programs when they are needed). This impact is likely to be greatest for institutions that rely on controlling particular types of information to maintain authority. In medicine, the doctor-patient relationship is likely to be affected by the increased availability to patients of medical information. Information technology and the information explosion in biomedical science Biomedical science, in which more than two million journal articles are currently published annually,7,8 is far too broad a discipline for individuals to be able to cover more than a small fraction of current content, let alone keep up with developments outside their own specialties. For medicine, the information explosion brings with it an increase in treatment options, accompanied by an increase in the possible treatment combinations and possible interactions. While dissemination and use of such information remains a problem, information technology (IT) is providing partial solutions. For example: Drug and prescription databases provide a means of checking for misprescriptions and alerting for interactions.9 The challenge here is to deploy such systems widely, and to educate practitioners about their advantages. Ongoing digitisation of patient information will greatly facilitate the assessment of treatment outcomes. The challenge in this area is to distribute this information efficiently and promptly. This has been met, to some extent, by the moves toward so-called evidence-based medicine.8,10 However, evidence-based medicine is itself critically dependent on the development of tools for, and training in, navigation, collation and timely assessment of the relevant literature10-12 (see particularly the website at http://hiru.mcmaster.ca/cochrane/default.htm). The development of such tools begins to address the problem of evaluating the ever-increasing volume of data. However, simply deploying technology for accessing this information is an inadequate response. Doctors need to become independent in their capacities to review and select the most valid and relevant information quickly and efficiently, and medical educators must address this need. Management of healthcare A recent Commonwealth Scientific and Industrial Research Organisation report indicates that the cost of healthcare has risen steadily from 5% of gross domestic product in 1960 to almost 9% today.13 This report is based on Australian and United Kingdom foresight studies which indicate that appropriate deployment of IT will play a role in containing health costs, principally through improving the mechanisms of collection, analysis and sharing of relevant data. As a result, investment in IT by health authorities is almost certain to increase in an effort to gain efficiencies and cost savings in the healthcare sector. Information technologies are already having a major impact on areas such as medical imaging and pathology. Image manipulation, remote consultation and patient records are increasingly managed by means of various forms of IT.11,14 While the interfaces to these systems are generally relatively straightforward, the current lack of standards is unhelpful, requiring an unnecessarily high level of sophistication for users to be able to generalise across systems. The development of an electronic patient record, which has been the focus of considerable effort both in Australia and internationally,15 will provide the basis for considerable improvements in standards for data access and manipulation.16 The development of standards for both electronic patient records and the interfaces that allow manipulation of these data should be driven by the data-handling needs of clinical users so that appropriate strategies are used. Data-access methods that are unnecessarily complex and user-unfriendly lead to a loss of user confidence and resistance to their use. Further, training -- informed by and designed for the healthcare workers using these systems -- is necessary. Such an approach will be an essential ingredient in the acceptance and success of such systems. Information technology and medical institutions In the medium term it is likely that hospitals will be equipped with bedside workstations, which would use a consistent user interface and provide the following kinds of data: all current vital signs and a history since admission; biochemical, haematological and pathology laboratory results; radiological and other diagnostic imaging data; prescription entry coupled with dosage and interaction checking; and report generation. Such technology is already in place today in the neonatal intensive care unit at the New Children's Hospital at Westmead (Sydney, New South Wales).17 This is seen by many as a pilot project for applying these kinds of technologies throughout that hospital. Accordingly, the New Children's Hospital also has a state-of-the-art IT infrastructure, a computer on every desk with universal e-mail access, and a film-less radiology department. Electronic mail and messaging are used heavily by most hospital staff. Without even looking over the technological horizon, a number of straightforward estimates can be made regarding the kinds of technologies very likely to be deployed within the next five years. The clinical environment of the near future, based on extant technology, will include: hand-held wireless terminals with colour screens, voice recognition and very powerful processors; integrated digital patient record systems that cover all points of clinical encounter; intelligent software agents (that are responsive to the patterns of a user's needs) for data retrieval and data management; and generalised diagnostic decision and prescription support systems. These are all systems that are currently in development or beginning to be trialled in different work environments. Information technology in general practice Among studies of the current and projected use of IT by general practitioners,18 many have been aimed at identifying areas where significant value or functionality could be added to the activities of a general practice using desktop systems and the Internet. Services identified included: prescription support and tracking; online access to pharmaceutical information (such as MIMS) and adverse reactions databases; links to international medical digital libraries (eg, MEDLINE, Cochrane library); patient advisory services and websites; information reviews, international journal watches; local and wider area medical news groups and forums; and continuing medical education programs. Many of these kinds of services are already available from providers such as the MIMS medical network or Internet service providers such as Mediserve (NSW, Australia), Health Communication Network Ltd (Australia) or Health Net (Australia). These systems exploit rapidly evolving technologies centred on the WWW as the principal means of delivery. The only certainty about these technologies is that their character and role will change dramatically over the short to medium term. However, as they are currently being exposed to the most stringent form of market testing -- that by relatively unsophisticated users -- their evolution will result in increasingly intuitive and transparent interfaces. The changing patient-doctor relationship The WWW is shaping up to be the world's greatest repository of rapidly accessible information, although this is uncatalogued in any conventional way. To date, the major search engines have indexed every word on more than 30 million Web pages. However, as yet there are no agreed protocols for renewal and evaluation of the information on the WWW, although there are a number of guidelines available (eg, http://www.science.widener.edu/~withers/inform.html), and the WWW consortium which sets internationally agreed standards has a number of working parties exam ining these issues (see http://www.w3.org/TandS/ and http://www.w3.org/PICS/). The number and type of websites is increasing exponentially (see the Box), and, although many sites contain information of little educational worth,19-21 there are also many very useful sites. The implications for medicine are that this is an information resource that is accessible by an increasing number of patients, and in many cases is being contributed to by patients. A keyword search on "HIV" using the AltaVista search engine provides pointers to about 300 000 pages of information on the WWW. Self-help and support groups for an increasingly large range of diseases and disorders provide complex indexes and WWW navigation trails to these information sources. In addition, local medical groups are increasingly looking to provide their patients with relevant information and pointers to the best information available internationally, and clinicians and hospitals are publishing on the WWW to provide local information and advice. It is important to recognise that patients will increasingly turn to such sites for medical and other information over the next few years. Patients are likely to become more medically literate and, as a consequence, there will need to be a shift in the doctor-patient relationship that focuses on sharing resources and negotiating treatments.22 Practitioners will need not only to review and evaluate relevant sites regularly, but also to offer advice on locating accurate and up-to-date information. Patient access to information on best practice will also have important implications for the centralised management of healthcare. For example, treatments that are favoured for their cost effectiveness may not always correspond with what a patient sees as his or her own most effective treatment.23 Information technology and medical education The combined pressures of the information explosion, administrative and fiscal pressures towards digital management and advances in diagnostic and therapeutic technologies all require a reasonable level of IT sophistication from medical practitioners and other healthcare workers. Information technologies are slowly being integrated into secondary and tertiary education.24,25 However, the way in which these technologies are generally being deployed in medical education needs to be radically overhauled. More often than not computers, computer-based education and informatics are offered as ancillary courses or additional learning resources. To be effective, it is essential that this training be integrated deeply into the medical curricula.26 Effective training must exploit the information and procedural models that are currently used and most likely to be used in future medical practice. Further, as a generation in computing terms has shrunk to around 18 months for both hardware and major systems developments, there is a need to emphasise generic computing skills rather than specific packages and interfaces. A recent survey of the directors of clinical training in teaching hospitals in Sydney indicates that the level of IT competency among interns and residents is generally low.27 Exacerbated by a lack of interface standards, such doctors are reported to have difficulty with generalising across different hospital systems to access the information they need in their clinical practice.27 In the area of fellowship training and in continuing medical education, IT competency is also important, as it provides access to a range of flexible teaching and learning options such as self-pacing, customisation and self-evaluation that are, in general, not being exploited at this level. These are very important messages for those who educate our doctors. The pedagogy needs to change significantly to enable tomorrow's doctors to manage and exploit the technological change necessary to cope with the information management demands that will come from their profession and their patients. There is no simple technological solution. The necessary change involves alterations in the way educators and practitioners incorporate information into their practice. Educators need to focus on the processes of learning and on reinforcing the natural curiosity that underpins an attitude of "learning for life".3,28 Doctors need to be able continually to evaluate new information that informs clinical practice in the context of evidence-based medicine.8,29 This capacity requires a range of intellectual and technical tools together with a flexibility of approach that has not been apparent in many mainstream medical curricula. For instance, there is generally a stark contrast between the didactic educational model in the preclinical years and the problem-solving required in the course of normal medical practice. This is being addressed by curricula developed at the Newcastle Medical School and now at the three graduate medical schools (Flinders, Queensland and Sydney).2,3,30 The direction of curriculum change It is clear that IT needs to be an integral part of the medical curriculum, and that the way it is taught needs to reflect the ways students will use these same technologies when they graduate. Such an approach is currently being implemented at the University of Sydney,31 where students are taught to make clinical decisions on the basis of a critical appraisal of the best evidence readily available. Students use computers to access information and learning resources (text, images, websites etc), communicate by electronic mail and electronic forums, consult databases, use word processors and presentation tools for preparing written work, and analyse data using spreadsheets. Translated to clinical practice, ready access to relevant and current data enables informed decision-making, which ensures quality care and can contribute to minimising the costs of that care. Medical education also needs to prepare students for changes in the doctor-patient relationship. Placing appropriate emphasis on personal and professional development helps students develop skills in evaluating the quality of information and in communicating their conclusions to increasingly literate patients. References Toffler A. Future shock. New York: Random House, 1970. Henry RL. Curricula and courses -- implementation of a philosophy at Newcastle, Australia. Ann Community-Oriented Education 1994; 7: 79-92. Sefton AJ. Australian medical education in a time of change: a view from the University of Sydney. Med Education 1995; 29: 181-186. Hafner K, Lyon M. Where wizards stay up late. New York: Simon and Schuster, 1996. Negroponte N. Being digital. Boston: Media Technologies, 1995. Stoll C. Silicon snake oil: second thoughts on the information highway. New York: Doubleday, 1995. Hancock L. Physicians guide to the internet. Philadelphia: Lippincott-Raven, 1996. Sackett D, Rosenberg W, Gray J, et al. Evidence based medicine: what it is and what it isn't. BMJ 1996; 312: 71-72. Sittig D, Stead W. Computer-based physician order entry: the state of the art. J Am Med Informatics Assoc 1994; 1: 108-123. Sackett DL. Evidence based medicine: how to practice and teach EBM. New York: Churchill Livingstone, 1997. Coiera E. Guide to medical informatics, the internet and telemedicine. London: Chapman & Hall, 1997. Cochrane AL. Effectiveness and efficiency. Random reflections on health services. London: Nuffield Provincial Hospitals Trust, 1972. Commonwealth Scientific and Industrial Research Organisation. A submission to the House of Representatives Standing Committee on Family and Community Affairs: Inquiry into health information management and telemedicine. Canberra: Australian Federal Parliament, 1996. Hovenga E, Kidd M, Cesnik B, editors. Health informatics: an overview. Melbourne: Churchill Livingstone, 1996. Hannan TJ. Electronic medical records. In: Hovenga E, Kidd M, Cesnik B, editors. Health informatics: an overview. Melbourne: Churchill Livingston, 1996: 133-148. Hovenga EJS. Standards in health informatics. In: Hovenga E, Kidd M, Cesnik B, editors. Health informatics: an overview. Melbourne: Churchill Livingston, 1996: 41-46. Pigott N, Gillis J. Clinical information systems in critical care. In: Gilles J, editor. Paediatrics intensive care. London: Bailliere-Tindall. In press. Hall LM. Health informatics in general practice. In: Hovenga E, Kidd M, Cesnik B, editors. Health informatics: an overview. Melbourne: Churchill Livingston, 1996: 303-312. Bower H. Internet sees growth of unverified health claims. BMJ 1996; 313: 381. Wyatt JC. Commentary: measuring quality and impact of the world wide web. BMJ 1997; 314: 1879-1881. Impicciatore P, Pandolfini C, Casella N, Bonati M. Information in practice. BMJ 1997; 314: 1875-1879. Lowe HJ, Lomax EC, Polonkey SE. The world wide web: a review of an emerging internet-based technology for the distribution of biomedical information. J Am Med Informatics Assoc 1996; 3: 1-14. Coiera E. The Internet's challenge to health care provision. BMJ 1996; 312: 3-4. On-line learning materials for the science classroom: design methodology and implementation. Chicago, IL: American Educational Research Association; 1997. Laurillard D. Rethinking university teaching : a framework for the effective use of educational technology. New York: Routledge, 1993. Barnett GO, Piggins JL, Raila WA, et al. Information technology. In: Tosteson DC, Adelstei SJ, Carver ST, editors. New pathways in medical education. Cambridge, Mass.: Harvard University Press, 1994. Carlile S. Issues relating to information technology literacy and access for junior medical officers. Sydney: Postgraduate Medical Council (NSW), 1996. Boud G, Feletti G, editors. The challenge of problem based learning. London: Kogan Page, 1991. Davidoff F, Haynes B, Sackett D, Smith R. Evidence based medicine. BMJ 1995; 310: 1085-1086. Henry R, Byrne K, Engel C. Imperatives in medical education . Newcastle: Faculty of medicine & health sciences, University of Newcastle, 1997. Carlile S, Sefton A, Barnet S, Uther J. Medical problem based learning suported by Intranet technology: a natural student centred approach. In: Swinkles W, Knaup P, Haux R, editors. Proceedings of the 6th International Conference on Health and Medical Informatics Education. Newcastle: University of Newcastle, 1997: 37-38. Authors' details Faculty of Medicine, Department of Educational Development and Evaluation, and Department of Physiology, University of Sydney, NSW. Simon Carlile, BSc(Hons), PhD, Sub-Dean (Information Technology); Ann Jervie Sefton, MB BS, DSc, Professor, and Associate Dean (Curriculum Development). Reprints: Dr S Carlile, Department of Physiology, F13, University of Sydney, NSW 2006. E-mail: simonc AT physiol.usyd.edu.au Readers may print a single copy for personal use. No further reproduction or distribution of the articles should proceed without the permission of the publisher. For permission, contact the Australasian Medical Publishing Company Journalists are welcome to write news stories based on what they read here, but should acknowledge their source as "an article published on the Internet by The Medical Journal of Australia <http://www.mja.com.au>". <URL: http://www.mja.com.au/>
Simon Carlile
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