That would be fine. The idea is to simply process (recon) all your
subjetcs under the same OS version. Once that is complete, viewing the
data, and post processing statistical analysis is perfectly fine on an
upgraded/updated system.

-Zeke


On 03/15/2016 01:47 PM, Elissa Ash wrote:
> What if all of the data have already been processed (recon -all) and I
> am now just looking at the data and doing statistical analyses (QDEC,
> ROI generation, etc)?
>
> Thanks
>
> On Tue, Mar 15, 2016 at 10:24 AM, Z K <zkaufman@nmr.mgh.harvard.edu

> <mailto:zkaufman@nmr.mgh.harvard.edu>> wrote:
>
>     v5.3 is compatible with El Capitan. In general, we dissuade people from
>     performing group studies or performing comparisons on subjects processed
>     under different version operating system. In reality the difference
>     would be quite small (if it exists at all), but it is still highly
>     discouraged.
>
>     -Zeke
>
>     On 03/15/2016 12:53 PM, Elissa Ash wrote:
>      > Dear Freesurfer experts,
>      >
>      > I have been working with freesurfer V5.3 on the Mac OS 10.8.5. My
>      > institution is requesting that I upgrade the OS on my computer to
>     OS X
>      > El Capitan (10.11). Will this change my ability to look at or process
>      > freesurfer data? Will the recons that I have done be compatible?
>     If I do
>      > more recons then can I still compare the data to those done on OS X
>      > 10.8.5? Is it recommended that I upgrade to OS or should I not do it?
>      >
>      > Thank you kindly for your help,
>      >
>      > Elissa
>      >
>      > --
>      > Elissa Ash, MD, PhD
>      > Director, Center for Memory and Attention Disorders
>      > Department of Neurology
>      > Tel Aviv Sourasky Medical Center
>      >
>      > 6 Weizmann St.
>      > Tel Aviv 64239, Israel
>      > 972-3-6973698
>      > fax: 972-3-695-0365
>      >
>      >
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> --
> Elissa Ash, MD, PhD
> Director, Center for Memory and Attention Disorders
> Department of Neurology
> Tel Aviv Sourasky Medical Center
>
> 6 Weizmann St.
> Tel Aviv 64239, Israel
> 972-3-6973698
> fax: 972-3-695-0365
>
>
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