[R-sig-ME] lme/lmer for drug effects on blood pressure

[Matthew Albrecht]

Thanks Andrew, much appreciated.

Andrew Dolman wrote:
> Hi Matthew,
>
> You haven't had any other replies so I'll just note that
>
> lmer(pressure~drug*poly(timep,2)+(1|ID), data=drugdat)
>
> looks OK to me.
>
>
>
>
>
> andydolman at gmail.com <mailto:andydolman at gmail.com>
>
>
> 2009/5/20 Matthew Albrecht <albrem04 at student.uwa.edu.au
> <mailto:albrem04 at student.uwa.edu.au>>
>
>     Matthew Albrecht wrote:
>     > Looking at the data, it looks parabolic, so I fitted the data to a
>     > second order polynomial:
>
>     I've just been pointed out the incorrectness of this sentence.
>     Apologies, it should read:
>     "I fitted a second order polynomial to the data."
>
>     I'm using the excuse that it was quite a late night that night.
>     Matt
>
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