Randomisation in clinical trials

Elaine M Beller, Val Gebski and Anthony C Keech
Med J Aust 2002; 177 (10): . || doi: 10.5694/j.1326-5377.2002.tb04955.x
Published online: 18 November 2002

Randomisation is the process of assigning clinical trial participants to treatment groups. Randomisation gives each participant a known (usually equal) chance of being assigned to any of the groups. Successful randomisation requires that group assignment cannot be predicted in advance.

  • Elaine M Beller1
  • Val Gebski2
  • Anthony C Keech3

  • 1 Queensland Clinical Trials Centre, University of Queensland, Herston, QLD.
  • 2 NHMRC Clinical Trials Centre, University of Sydney, Camperdown, NSW.



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