Table 3.
Subgroups | Left rolandic operculum, BA 48 | Right precentral gyrus, BA 6 | New findings |
---|---|---|---|
Studies using SPM (n = 18) | No | Yes | Left inferior frontal gyrus |
Studies using FWHM of 6–8 mm (n = 15) | No | Yes | Left superior temporal gyrus |
Studies using GM volume (n = 23) | Yes | Yes | Left superior temporal gyrus |
Studies correcting for multiple comparisons(n = 20) | Yes | Yes | Left inferior/superior frontal gyrus |
BA, Brodmann; FWHM, full-width half maximum; GM, gray matter; SPM, statistical parametric mapping.