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Fig. 3 | Trials

Fig. 3

From: Utility of Abdominal Drain in Gastrectomy (ADiGe) Trial: study protocol for a multicenter non-inferiority randomized trial

Fig. 3

Power curve as a function of treated group proportion ranging from 3 to 7% under the alternative hypothesis of non-inferiority. P0 (proportion in the control group) = 6.4%; alpha = 0.05; n1 = n2 = 182; P1.0 (proportion in the treated group under the null hypothesis of inferiority) = 10%. The test statistic used is the one-sided Z test (unpooled)

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