topic calculated estimated survival rate at a certain time point (say, 18 months) with 95% CI and p value in SAS Procedures https://communities.sas.com/t5/SAS-Procedures/calculated-estimated-survival-rate-at-a-certain-time-point-say/m-p/938152#M83590 <P>I want to calculate estimated survival rate with 95% CIs at a time point and compare the two arms with a p value. can Proc Phreg do this?</P> <P>Thanks in advance.</P> Sat, 03 Aug 2024 04:40:40 GMT fengyuwuzu 2024-08-03T04:40:40Z calculated estimated survival rate at a certain time point (say, 18 months) with 95% CI and p value https://communities.sas.com/t5/SAS-Procedures/calculated-estimated-survival-rate-at-a-certain-time-point-say/m-p/938152#M83590 <P>I want to calculate estimated survival rate with 95% CIs at a time point and compare the two arms with a p value. can Proc Phreg do this?</P> <P>Thanks in advance.</P> Sat, 03 Aug 2024 04:40:40 GMT https://communities.sas.com/t5/SAS-Procedures/calculated-estimated-survival-rate-at-a-certain-time-point-say/m-p/938152#M83590 fengyuwuzu 2024-08-03T04:40:40Z Re: calculated estimated survival rate at a certain time point (say, 18 months) with 95% CI and p va https://communities.sas.com/t5/SAS-Procedures/calculated-estimated-survival-rate-at-a-certain-time-point-say/m-p/938153#M83591 Check this: <A href="https://communities.sas.com/t5/Statistical-Procedures/Estimating-the-cumulative-rate-and-CI-at-a-certain-time-point/td-p/237049" target="_blank">https://communities.sas.com/t5/Statistical-Procedures/Estimating-the-cumulative-rate-and-CI-at-a-certain-time-point/td-p/237049</A><BR /><BR />And there is an Chinese article: <A href="https://html.rhhz.net/zhlxbx/201502019.htm" target="_blank">https://html.rhhz.net/zhlxbx/201502019.htm</A> Sat, 03 Aug 2024 04:59:17 GMT https://communities.sas.com/t5/SAS-Procedures/calculated-estimated-survival-rate-at-a-certain-time-point-say/m-p/938153#M83591 whymath 2024-08-03T04:59:17Z