https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744034#M36197 <P>Hi all,</P><P>&nbsp;</P><P>I have created 20 multiply imputed datasets, and have combined the estimates using proc mianalyze. I was wondering if anyone knows how to compute the average or "pooled" R^2 value from the 20 imputed datasets?&nbsp;</P><P>&nbsp;</P><P>Thanks!</P><P>&nbsp;</P><P>&nbsp;</P> Wed, 26 May 2021 20:29:26 GMT stodo53 2021-05-26T20:29:26Z https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744034#M36197 <P>Hi all,</P><P>&nbsp;</P><P>I have created 20 multiply imputed datasets, and have combined the estimates using proc mianalyze. I was wondering if anyone knows how to compute the average or "pooled" R^2 value from the 20 imputed datasets?&nbsp;</P><P>&nbsp;</P><P>Thanks!</P><P>&nbsp;</P><P>&nbsp;</P> Wed, 26 May 2021 20:29:26 GMT https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744034#M36197 stodo53 2021-05-26T20:29:26Z https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744057#M36198 <P>One option might be to do <A href="https://stats.idre.ucla.edu/stata/faq/how-can-i-estimate-r-squared-for-a-model-estimated-with-multiply-imputed-data/" target="_self">as this page suggests</A>, namely, treat the R-Square as you would a correlation coefficient.&nbsp; This would allow you to compute a standard error using Fisher's Z transformation.&nbsp; Once you do that, you could follow <A href="https://go.documentation.sas.com/doc/en/pgmsascdc/9.4_3.4/statug/statug_mianalyze_examples11.htm" target="_self">this example</A> in the MIANALYZE documentation for combining correlation coefficients.</P> Wed, 26 May 2021 22:07:06 GMT https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744057#M36198 SAS_Rob 2021-05-26T22:07:06Z https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744063#M36199 <P>I think that page uses STATA, is there anyway to do this with SAS?</P><P>&nbsp;</P> Wed, 26 May 2021 22:35:36 GMT https://communities.sas.com/t5/Statistical-Procedures/Multiple-Imputation-and-Coefficient-of-Determination/m-p/744063#M36199 stodo53 2021-05-26T22:35:36Z