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Dear AFNI users-
We are very pleased to announce that the new AFNI Message Board framework is up! Please join us at:
https://discuss.afni.nimh.nih.gov
Existing user accounts have been migrated, so returning users can login by requesting a password reset. New users can create accounts, as well, through a standard account creation process. Please note that these setup emails might initially go to spam folders (esp. for NIH users!), so please check those locations in the beginning.
The current Message Board discussion threads have been migrated to the new framework. The current Message Board will remain visible, but read-only, for a little while.
Sincerely,
AFNI HQ
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Hi Gang,
Thank you for your quick and very helpful reply!
As you suggested, I have changed the model and centred 'Time_dif' within each visit, before running the model on 10 subjects
However I am still running into problems and am unsure what I'm doing wrong -
My model specification now reads:
3dLME -prefix LME_fMRI_fsl -jobs 2 \
-model 'Visit*Time_dif+Base_DD+Ba
by
nhannawa
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AFNI Message Board
Hi AFNI Team,
I am working on an longitudinal analysis involving an fMRI paradigm with 3 visits. As a substantial number of patients had only two visits, I believe it is appropriate to use linear mixed effects analysis to be able to include those patients with missing data. My model fails and I am unsure why -
Does first-level analysis need to be conducted within AFNI? I am unsure if this
by
nhannawa
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AFNI Message Board