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BMJ. Feb 9, 1991; 302(6772): 333–336.
PMCID: PMC1668990

Confidence intervals and sample sizes: don't throw out all your old sample size tables.

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Selected References

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  • Daly L. The statistical ring of confidence. Ir Med J. 1989 Jun;82(2):49–50. [PubMed]
  • Donner A. Approaches to sample size estimation in the design of clinical trials--a review. Stat Med. 1984 Jul-Sep;3(3):199–214. [PubMed]
  • Lachin JM. Introduction to sample size determination and power analysis for clinical trials. Control Clin Trials. 1981 Jun;2(2):93–113. [PubMed]
  • Spiegelhalter DJ, Freedman LS. A predictive approach to selecting the size of a clinical trial, based on subjective clinical opinion. Stat Med. 1986 Jan-Feb;5(1):1–13. [PubMed]
  • McHugh RB, Le CT. Confidence estimation and the size of a clinical trial. Control Clin Trials. 1984 Jun;5(2):157–163. [PubMed]
  • O'Neill RT. Sample sizes for estimation of the odds ratio in unmatched case-control studies. Am J Epidemiol. 1984 Jul;120(1):145–153. [PubMed]
  • Day SJ. Clinical trial numbers and confidence intervals of pre-specified size. Lancet. 1988 Dec 17;2(8625):1427–1427. [PubMed]
  • Gordon I. Sample size estimation in occupational mortality studies with use of confidence interval theory. Am J Epidemiol. 1987 Jan;125(1):158–162. [PubMed]
  • Lemeshow S, Hosmer DW, Jr, Klar J. Sample size requirements for studies estimating odds ratios or relative risks. Stat Med. 1988 Jul;7(7):759–764. [PubMed]
  • Greenland S. On sample-size and power calculations for studies using confidence intervals. Am J Epidemiol. 1988 Jul;128(1):231–237. [PubMed]
  • Bristol DR. Sample sizes for constructing confidence intervals and testing hypotheses. Stat Med. 1989 Jul;8(7):803–811. [PubMed]
  • Beal SL. Sample size determination for confidence intervals on the population mean and on the difference between two population means. Biometrics. 1989 Sep;45(3):969–977. [PubMed]
  • Confidence intervals and trial sizes. Lancet. 1989 Feb 11;1(8633):337–338. [PubMed]
  • Altman DG, Doré CJ. Randomisation and baseline comparisons in clinical trials. Lancet. 1990 Jan 20;335(8682):149–153. [PubMed]
  • Gardner MJ, Bond J. An exploratory study of statistical assessment of papers published in the British Medical Journal. JAMA. 1990 Mar 9;263(10):1355–1357. [PubMed]

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