Hi, I want to run a repeated measure in proc mixed with double nest (site is nested in calf and calf is nested in tx) but I am not success to do it. Would you please to help revise my code below? with an example of data of two calves. data dex1; input calf time site $ tx $ log10cfu; datalines; 9 -1 Ear control 0 9 -1 Eye control 0 9 -1 Nose control 0 30 7 Ear Dex 0 30 7 Eye Dex 0 30 7 Nose Dex 3.574031268 ; proc mixed method=reml covtest data=dex1; class calf time site tx; model log10cfu= site time tx tx*time/ddfm=satterth solution; random calf site site*calf site*time calf*time calf*tx calf*time*tx calf*time*tx*site; lsmeans time*tx/ alpha=0.05 cl tdiff Pdiff; repeated time /sub= site (calf tx) type=arh(1) r rcorr; run; Many thanks for help, Hussain
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