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. 1978 May;37(5):849–857. doi: 10.1038/bjc.1978.124

Allocation of patients to treatment groups in a controlled clinical study.

S J White, L S Freedman
PMCID: PMC2009630  PMID: 350254

Abstract

In a controlled clinical study ("clinical trial") to compare 2 or more treatments for a disease, an objective method of allocating patients to treatment groups is needed. Various existing methods of allocation are described, including those which take account of patients' pre-treatment characteristics.

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

  1. Armitage P., Gehan E. A. Statistical methods for the identification and use of prognostic factors. Int J Cancer. 1974 Jan 15;13(1):16–36. doi: 10.1002/ijc.2910130104. [DOI] [PubMed] [Google Scholar]
  2. Freedman L. S., White S. J. On the use of Pocock and Simon's method for balancing treatment numbers over prognostic factors in the controlled clinical trial. Biometrics. 1976 Sep;32(3):691–694. [PubMed] [Google Scholar]
  3. Peto R., Pike M. C., Armitage P., Breslow N. E., Cox D. R., Howard S. V., Mantel N., McPherson K., Peto J., Smith P. G. Design and analysis of randomized clinical trials requiring prolonged observation of each patient. I. Introduction and design. Br J Cancer. 1976 Dec;34(6):585–612. doi: 10.1038/bjc.1976.220. [DOI] [PMC free article] [PubMed] [Google Scholar]
  4. Peto R., Pike M. C., Armitage P., Breslow N. E., Cox D. R., Howard S. V., Mantel N., McPherson K., Peto J., Smith P. G. Design and analysis of randomized clinical trials requiring prolonged observation of each patient. II. analysis and examples. Br J Cancer. 1977 Jan;35(1):1–39. doi: 10.1038/bjc.1977.1. [DOI] [PMC free article] [PubMed] [Google Scholar]
  5. Pocock S. J., Simon R. Sequential treatment assignment with balancing for prognostic factors in the controlled clinical trial. Biometrics. 1975 Mar;31(1):103–115. [PubMed] [Google Scholar]
  6. Taves D. R. Minimization: a new method of assigning patients to treatment and control groups. Clin Pharmacol Ther. 1974 May;15(5):443–453. doi: 10.1002/cpt1974155443. [DOI] [PubMed] [Google Scholar]

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