NONMEM Users Network Archive

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More Levels of Random Effects

From: Denney, William S. <william_denney>
Date: Wed, 15 Oct 2008 08:39:00 -0400


I'm trying to build a model where I need to have ETAs generated on
separately for the ID and another variable (MACH). What I have is a PD
experiment that was run on several different machines (MACH). Each
machine appears to have a different slope per day and a different
calibration. I still need to keep some ETAs on the ID column, so I
can't just assign MACH=ID.

I've heard that there are ways to do similar to this, but I have been
unable to find examples of how to set etas to key off of different


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Received on Wed Oct 15 2008 - 08:39:00 EDT

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