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Dear Doug,



In addition to t and p-value, I would like to report the beta coefficient
of the fixed effects in the following regression equation for the vertex
showing the max statistic within the cluster that survived multiple
comparison correction:



y = β0 + β1*sex + β2*age + β3*(sex+age) + e



I know that beta.mgh contains the beta estimates corresponding to the
intercepts of male and female and the slopes of age for each sex. However,
what I need is the beta corresponding to the intercept (β0), and the beta
for the slope of sex (β1), age (β2) and sex*age interaction (β3). I also
need the residual variance of the model (e), but rvar.mgh contains 4
values, 2 for the intercepts and another two for the slopes. I would really
appreciate if you could help me to obtain this information.



Thanks a lot in advance

Marina
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