[Freesurfer] qdec analysis with more than 2 covariates

2018-10-15 Thread vittal korann
External Email - Use Caution Hi Doug, Recently I started working on freesurfer for volume based analysis. For QDEC, I need to include more than 2 variables. For example if I include patients who hail from different places like statutory town, census town and rural. In present scen

Re: [Freesurfer] qdec analysis with more than 2 covariates

2018-10-15 Thread Greve, Douglas N.,Ph.D.
You cannot use QDEC. For this case you'll need to use the "command line" stream. You'll need to start by creating an FSGD file https://surfer.nmr.mgh.harvard.edu/fswiki/FsgdExamples On 10/15/18 10:15 AM, vittal korann wrote: External Email - Use Caution Hi Doug, Recently I started work

Re: [Freesurfer] qdec analysis with more than 2 covariates

2018-10-16 Thread vittal korann
External Email - Use Caution Hi Doug, Thank you for your response. I tried the link which you sent yesterday. But got stuck while creating qdec.fsgd file. Below i have pasted the terminal output after loading the data. 1 Left-Lateral-Ventricle continuous 0 2 Left-Inf-Lat-Vent

Re: [Freesurfer] qdec analysis with more than 2 covariates

2018-10-16 Thread Greve, Douglas N.,Ph.D.
That looks like the terminal output for qdec. You cannot use qdec with your design. If you have questions about the FSGD, I'll be happy to answer them. On 10/16/2018 11:00 AM, vittal korann wrote: > > External Email - Use Caution > > Hi Doug, > > Thank you for your response. > I tried th