topic Re: Potential bias in stratified analyses which had imbalance sample ratio? in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/Re-Potential-bias-in-stratified-analyses-which-had-imbalance/m-p/770755#M37670 <P>You know that best, thank you!</P><P>Hao</P> Mon, 27 Sep 2021 21:36:14 GMT haoduonge 2021-09-27T21:36:14Z Re: Potential bias in stratified analyses which had imbalance sample ratio? https://communities.sas.com/t5/Statistical-Procedures/Re-Potential-bias-in-stratified-analyses-which-had-imbalance/m-p/770755#M37670 <P>You know that best, thank you!</P><P>Hao</P> Mon, 27 Sep 2021 21:36:14 GMT https://communities.sas.com/t5/Statistical-Procedures/Re-Potential-bias-in-stratified-analyses-which-had-imbalance/m-p/770755#M37670 haoduonge 2021-09-27T21:36:14Z