...
The "cope_tstat..." files are the effect sizes in regions of significant change, in units of voxel size (so 1 mm voxel size means the values are in mm). The Bi-directional changes (F-test) are in "cope_tstat1_p05", and "_dec" and "_inc" are decreasing and increasing values separated out, if you want to play both blobs on one surface. The corrp are corrected p value files.
...