Fig. 1From: Efficient confidence limits for adaptive one-arm two-stage clinical trials with binary endpointsCoverage probability for 95% one-sided lower intervals of the four approaches for the AdaptiveS two-stage design with design parameters (π 0,π 1,α,β)=(20%,40%,0.05,0.2). RR approach: top left; PV approach: top right; RR-A approach: bottom left; RR-B approach: bottom right Back to article page