Bioequivalence and Bioavailability Forum

Sample size estimation for parallel design [Power / Sample Size]

posted by Dipesh Jayswal – 2007-07-24 10:52 (6899 d 07:42 ago) – Posting: # 928
Views: 31,587

Dear Nav Coelho,

The following article may help u out for determination of sample size assuming different variances of test and reference formulation which is recommanded by FDA.

"Hansheng Wang and Shein-Chung Chow, A practical approach for comparing means of two groups without equal variance assumption, Statistics in Medicine 2002; 21:3137–3151"

Dipesh Jayswal

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Edit: Online resource. [Helmut]

Complete thread:

• Sample size estimation for parallel design Nav Coelho 2007-07-20 16:14 [Power / Sample Size] 
  • Parallel designs (total variance) Helmut 2007-07-20 16:29
    • Parallel designs (total variance) Nav Coelho 2007-07-20 18:38
      • CV-intra # 60% CV-inter Helmut 2007-07-22 01:17
      • total (pooled) variance: examples Helmut 2007-07-23 17:44
        • total (pooled) variance: examples Nav Coelho 2007-07-23 19:58
        • total (pooled) variance: examples BEQool 2023-04-18 09:59
          • Higher-Order Crossovers Helmut 2023-04-20 10:19
            • Higher-Order Crossovers BEQool 2023-04-21 07:53
          • total (pooled) variance: examples zizou 2023-04-21 21:23
            • total (pooled) variance: examples BEQool 2023-04-22 18:20
              • total (pooled) variance: examples zizou 2023-04-22 21:06
                • total (pooled) variance: examples BEQool 2023-04-25 10:57
                  • total (pooled) variance: examples zizou 2023-04-25 22:43
                    • total (pooled) variance: examples BEQool 2023-05-04 08:17
  • Sample size estimation for parallel designDipesh Jayswal 2007-07-24 08:52