Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: pkcross vs. proc mixed

From   SR Millis <>
Subject   st: pkcross vs. proc mixed
Date   Sat, 2 Apr 2005 14:41:11 -0800 (PST)

I've been using SAS proc mixed to analyze AB/AB
cross-over designs (both mixed and fixed effects
models). Out of curiosity, I compared results with
Stata's pkcross--using the Chow & Liu data (used in
the Reference manual example).

I'm getting very different results in SAS vs Stata,
eg, SAS is finding a significant treatment effect
while Stata isn't. What could be accounting for the

SR Millis

*   For searches and help try:

© Copyright 1996–2017 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index