Hi Maria, you can include all time points per subject in the longitudinal processing. For the statistics I would add a time-varying co-variate with the head coil type. Best, Martin
> On 13. Mar 2018, at 11:45, Maria Paternina Die <mpatern...@hggm.es> wrote: > > Dear all, > > We want to run the longitudinal FS processing pipeline for our study, which > has 4 time points. The 1st one was acquired with a radiofrequency head coil > of 8 channels. Then, due to unexpected problems, some subjects at the 2nd > time point were acquired with a different head coil of 16 channels. > At time points 3 and 4, all subjects were scanned with the first head coil > and only the subjects with different head coil at time point two were > acquired twice (using both head coils). My question is: is there a way to do > the longitudinal processing pipeline including more than an image per time > point (one with the 16ch and the other with the 8ch)? If so, which will be > the best procedure to follow? > > Thanks in advance for your time, > > Maria > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
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