Re: [R] naive variance in GEE

2008-09-10 Thread Qiong Yang
2008, Thomas Lumley wrote: On Mon, 8 Sep 2008, Qiong Yang wrote: Hi, The standard error from logistic regression is slightly different from the naive SE from GEE under independence working correlation structure. Yes Shouldn't they be identical? Anyone has insight about this? No,

[R] naive variance in GEE

2008-09-08 Thread Qiong Yang
Hi, The standard error from logistic regression is slightly different from the naive SE from GEE under independence working correlation structure. Shouldn't they be identical? Anyone has insight about this? Thanks, Qiong a<-rbinom(1000,1) b<-rbinom(1000,2,0.1) c<-rbinom(1000,10,0.5) summary(