Different FreeSurfer versions might generate different statistical outcomes in case-control comparison studies.
Pavel FilipPetr BednarikLynn E EberlyAmir MoheetAlena SvatkovaHeidi GrohnAnjali F KumarElizabeth R SeaquistSilvia MangiaPublished in: Neuroradiology (2022)
Since group averages of individual FreeSurfer versions closely matched, in keeping with previous literature, the main origin of this disparity seemed to lie in substantially higher within-group variability in the model pathological condition. Ergo, until validation in common research scenarios as case-control comparison studies is included into the development process of new software suites, confirmatory analyses utilising a similar software based on analogous, but not fully equivalent principles, might be considered as supplement to careful quality control.