topic Re: Sample Size Re-estimation and conditional power in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717903#M34705 I thank you Mr. Sharp. Tue, 09 Feb 2021 14:15:22 GMT JohnJones 2021-02-09T14:15:22Z Sample Size Re-estimation and conditional power https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717623#M34694 <P>Hello,</P> <P>&nbsp;</P> <P>Would anyone know of a SAS program for caclulation of sample size re-estimation and conditional power?</P> <P>&nbsp;</P> <P>John</P> Mon, 08 Feb 2021 16:06:53 GMT https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717623#M34694 JohnJones 2021-02-08T16:06:53Z Re: Sample Size Re-estimation and conditional power https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717885#M34702 <P>Calling&nbsp;<a href="https://communities.sas.com/t5/user/viewprofilepage/user-id/13684">@Rick_SAS</a></P> Tue, 09 Feb 2021 12:32:20 GMT https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717885#M34702 Ksharp 2021-02-09T12:32:20Z Re: Sample Size Re-estimation and conditional power https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717893#M34704 <P>The procedure SEQDESIGN has a couple of examples of sample size estimation under different accrual methods, and is your most likely candidate.&nbsp; SEQTEST does actual testing and could be used in a simulation setting with various sample sizes to estimate conditional power.</P> <P>&nbsp;</P> <P>SteveDenham</P> Tue, 09 Feb 2021 13:15:25 GMT https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717893#M34704 SteveDenham 2021-02-09T13:15:25Z Re: Sample Size Re-estimation and conditional power https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717903#M34705 I thank you Mr. Sharp. Tue, 09 Feb 2021 14:15:22 GMT https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717903#M34705 JohnJones 2021-02-09T14:15:22Z Re: Sample Size Re-estimation and conditional power https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717904#M34706 I thank you Mr. Denham. Tue, 09 Feb 2021 14:16:04 GMT https://communities.sas.com/t5/Statistical-Procedures/Sample-Size-Re-estimation-and-conditional-power/m-p/717904#M34706 JohnJones 2021-02-09T14:16:04Z