Hi Marilyn
>
> Hi SPM Users,
>
>
> We have been asked to do some data analyses for a study using FDG PET
> to examine the effect of a medication, and would appreciate help in
> setting up an analysis using SPM5. There are two groups of patients,
> those receiving a low dose (n=3) and those receiving a high dose
> (n=3), and each subject is imaged at four time points.
>
I would go for a flexible factorial design, not that easy to set up at
first but really good
>
>
>
> We want to examine the interaction between dose-group and time-point
> (maybe need a larger n), and also to look at the main effect of
> time-point. We are wondering how to set up the design, and how to set
> up the contrasts.
>
in the manual there is good example for this
cyril
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