topic poisson regression in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200375#M10745 <HTML><HEAD></HEAD><BODY><P>I would like to analyze count data using poisson regression. Regarding poisson regression analysis, is survey data analysis (i.e., analyzing subgroups and incorporating a complex sampling design such as weights, clusters, and strata) applicable using SAS? My understanding is that it is not possible with SAS 9.3.</P><P></P><P>Any advice would be appreciated.</P></BODY></HTML> Thu, 12 Mar 2015 20:34:09 GMT sunhee 2015-03-12T20:34:09Z poisson regression https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200375#M10745 <HTML><HEAD></HEAD><BODY><P>I would like to analyze count data using poisson regression. Regarding poisson regression analysis, is survey data analysis (i.e., analyzing subgroups and incorporating a complex sampling design such as weights, clusters, and strata) applicable using SAS? My understanding is that it is not possible with SAS 9.3.</P><P></P><P>Any advice would be appreciated.</P></BODY></HTML> Thu, 12 Mar 2015 20:34:09 GMT https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200375#M10745 sunhee 2015-03-12T20:34:09Z Re: poisson regression https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200376#M10746 <HTML><HEAD></HEAD><BODY><P>What is your question exactly?</P><P>You can perform Poisson regression in SAS/STAT 9.3 using PROC GENMOD <A href="http://support.sas.com/documentation/cdl/en/statug/63962/HTML/default/viewer.htm#statug_genmod_sect006.htm"> Poisson Regression</A> </P></BODY></HTML> Thu, 12 Mar 2015 21:26:32 GMT https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200376#M10746 mohamed_zaki 2015-03-12T21:26:32Z Re: poisson regression https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200377#M10747 <HTML><HEAD></HEAD><BODY><P>There is no SAS procedure for survey analysis of count data similar to PROC SURVEYLOGISTIC for binary data.&nbsp; However, you may be able to use the trick described in <A href="http://www.sascommunity.org/sugi/SUGI95/Sugi-95-208%20McNally.pdf">this paper</A> to use logistic regression to fit a Poisson model.&nbsp; It may be possible to use this trick along with PROC SURVEYLOGISTIC to do what you want.</P></BODY></HTML> Mon, 16 Mar 2015 14:48:37 GMT https://communities.sas.com/t5/Statistical-Procedures/poisson-regression/m-p/200377#M10747 StatDave 2015-03-16T14:48:37Z