how many levels does factor 1 have? How did you make the factor file? On 01/14/2016 05:30 AM, BAUTISTA-PERPINYA Maximilià wrote: > Hi there experts, > > I'm runing qdec to analyze my subject data. I am able to import the > qdec.table.dat, but the problem comes in the Design step. I select > 'Volume-based' measure, 'Diagnosis' as my discrete independent variable and > 'LeftAmygdala' as the continuous variable. I don't select any nuisance > factor. I then set my Design Name: 'LAmyDiagnosis' and click Analyze, but > gives me the following error: > > --------------------------------------------------------------------------------------------------------------- > > ERROR: QdecGlmDesign::GenerateContrasts: factor 1 must have 2 levels > ninputs = 137 > Checking inputs > nframestot = 137 > Allocing output > Done allocing > nframes = 137 > Writing to /home/freesurfer/Desktop/test005/subjects/qdec/LAmyDiagnosis/y.mgh > gdfReadHeader: reading > /home/freesurfer/Desktop/test005/subjects/qdec/LAmyDiagnosis/qdec.fsgd > INFO: DeMeanFlag keyword not found, DeMeaning will NOT be done. > Continuous Variable Means (all subjects) > 0 LeftAmygdala 1502.65 189.974 > Class Means of each Continuous Variable > 1 diagnosisBPD 1497.7548 > 2 diagnosisCCP 1540.8923 > 3 diagnosisNPC 1488.5490 > INFO: gd2mtx_method is dods > Reading source surface > /home/freesurfer/Desktop/test005/subjects/fsaverage/surf/lh.white > ERROR: no contrasts specified. > Error in Analyze: command failed: mri_glmfit --y > /home/freesurfer/Desktop/test005/subjects/qdec/LAmyDiagnosis/y.mgh --fsgd > /home/freesurfer/Desktop/test005/subjects/qdec/LAmyDiagnosis/qdec.fsgd dods > --glmdir /home/freesurfer/Desktop/test005/subjects/qdec/LAmyDiagnosis --surf > fsaverage lh > > --------------------------------------------------------------------------------------------------------------- > > Any recommendations? Any help is much appreciated :) > > > Best, > > Max > > _______________________________________________ > Freesurfer mailing list > [email protected] > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > >
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