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st: stcox, shared() takes hours?

From   Jeph Herrin <>
To   statalist <>
Subject   st: stcox, shared() takes hours?
Date   Wed, 18 Oct 2006 07:35:09 -0400

I am estimating (Stata/SE 9.2)

. stcox var1 var2, shared(id)

for 70k observations on about 1000 -id-s. It has been
"Estimating frailty variance:" for approximately 14hrs
now. Is that typical? Is there a way to speed this up?
A problem to look for?

Hardware is the latest & greatest.


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