https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/535485#M26955 <P>I have some clustered eye data and I am looking at time-to outcome which may be different per eye. Would I need to use a weighted log-rank test for this clustered data? Could anyone share a reference?&nbsp;</P> Thu, 14 Feb 2019 03:26:15 GMT Melk 2019-02-14T03:26:15Z https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/535485#M26955 <P>I have some clustered eye data and I am looking at time-to outcome which may be different per eye. Would I need to use a weighted log-rank test for this clustered data? Could anyone share a reference?&nbsp;</P> Thu, 14 Feb 2019 03:26:15 GMT https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/535485#M26955 Melk 2019-02-14T03:26:15Z https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/536081#M26983 <P>Perhaps this example is relevant to your situation:</P> <P>&nbsp;</P> <P><A href="https://support.sas.com/documentation/cdl/en/statug/63962/HTML/default/viewer.htm#statug_phreg_sect056.htm" target="_blank">https://support.sas.com/documentation/cdl/en/statug/63962/HTML/default/viewer.htm#statug_phreg_sect056.htm</A></P> <P>&nbsp;</P> <P>&nbsp;</P> Fri, 15 Feb 2019 22:27:13 GMT https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/536081#M26983 cminard 2019-02-15T22:27:13Z https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/537573#M27049 Yes, but what kind of plot would I need ? Fri, 22 Feb 2019 01:37:13 GMT https://communities.sas.com/t5/Statistical-Procedures/Appropriate-test-for-clustered-survival-data/m-p/537573#M27049 Melk 2019-02-22T01:37:13Z