Fig. 1From: Sex differences in brain structure: a twin study on restricted and repetitive behaviors in twin pairs with and without autismBrain region associated with restricted and repetitive behaviors and interests in females. Within-pair association between ADI-R C and brain structure. The area that was significantly associated with RRBIs is displayed blue: increased thickness of the right intraparietal sulcus in females. Areas not significantly associated with RRBIs, but included in our regions of interest, are displayed in soft greenBack to article page