topic PHREG Vs PROC REG in Statistical Procedures https://communities.sas.com/t5/Statistical-Procedures/PHREG-Vs-PROC-REG/m-p/149687#M7884 <HTML><HEAD></HEAD><BODY><P>Hi All,</P><P></P><P>I know this might sound an easy and new beginners questions however while i was working on multiple linear regression model i wanted to check the residuals and to create a graph for the same. During research I found both phreg and prog reg can be handy in doing so with some keywords added.</P><P>However I am a bit confused - what is the situation where i could use phreg and not proc reg and vice versa and both can be used. </P><P></P><P>Kindly advice.&nbsp; </P></BODY></HTML> Thu, 30 Oct 2014 15:21:13 GMT Shivi82 2014-10-30T15:21:13Z PHREG Vs PROC REG https://communities.sas.com/t5/Statistical-Procedures/PHREG-Vs-PROC-REG/m-p/149687#M7884 <HTML><HEAD></HEAD><BODY><P>Hi All,</P><P></P><P>I know this might sound an easy and new beginners questions however while i was working on multiple linear regression model i wanted to check the residuals and to create a graph for the same. During research I found both phreg and prog reg can be handy in doing so with some keywords added.</P><P>However I am a bit confused - what is the situation where i could use phreg and not proc reg and vice versa and both can be used. </P><P></P><P>Kindly advice.&nbsp; </P></BODY></HTML> Thu, 30 Oct 2014 15:21:13 GMT https://communities.sas.com/t5/Statistical-Procedures/PHREG-Vs-PROC-REG/m-p/149687#M7884 Shivi82 2014-10-30T15:21:13Z Re: PHREG Vs PROC REG https://communities.sas.com/t5/Statistical-Procedures/PHREG-Vs-PROC-REG/m-p/149688#M7885 <HTML><HEAD></HEAD><BODY><P>A good time to read the introductory part of the SAS/STAT documentation.</P><P></P><P>I think of PHREG (proportional hazards regression) as a tool for survival analysis or censored data regression, while REG is a tool for linear regression with normal errors that has a lot of diagnostic tools for examining things like collinearity or influence.</P><P></P><P>Steve Denham</P></BODY></HTML> Thu, 30 Oct 2014 19:24:13 GMT https://communities.sas.com/t5/Statistical-Procedures/PHREG-Vs-PROC-REG/m-p/149688#M7885 SteveDenham 2014-10-30T19:24:13Z