Re: [Freesurfer] Demeaning of "group" covariate in LME models

2016-09-29 Thread Douglas N Greve
sorry, not sure I understand. Are you coding a catagorical variable as a continuous covariate? What tutorial are you referring to? On 09/29/2016 10:39 AM, Valsasina Paola wrote: > > Dear all, > > I am trying to perform a longitudinal statistic by using the LME mass > univariate toolbox. I have

[Freesurfer] Demeaning of "group" covariate in LME models

2016-09-29 Thread Valsasina Paola
Dear all, I am trying to perform a longitudinal statistic by using the LME mass univariate toolbox. I have two groups of subjects (each acquired 3 or 4 times over the follow-up), and I want to test whether atrophy progresses differently over time in these two groups. I followed the tutorial on