Table 3.

The most important features (importance scores over the 99${}^{\mathit{th}}$ percentile).

Brain Regions (Measurement)			Cohen’s d
Right Postcentral Gyrus	-	Left Juxtapositional Lobule Cortex	-
Right Thalamus	-	Right Middle Temporal Gyrus	+
Right Middle Temporal Gyrus (posterior division)	-	Left Angular Gyrus	-
Right Inferior Frontal Gyrus (pars triangularis)	-	Right Frontal Operculum Cortex	-
Right Temporal Pole	-	Left Angular Gyrus	-
Right Middle Temporal Gyrus (posterior division)	-	Left Middle Temporal Gyrus	-
Right Frontal Orbital Cortex	-	Left Middle Temporal Gyrus	-
Left Occipital Pole	-	Left Subcallosal Cortex	+
Right Superior Frontal Gyrus	-	Left Cuneal Cortex	-
Left Occipital Fusiform Gyrus	-	Left Subcallosal Cortex	+
Left Inferior Temporal Gyrus (temporooccipital part)	-	Left Planum Temporale	-
Right Frontal Orbital Cortex	-	Left Angular Gyrus	-
Superior Temporal (ThickAvg)			+
Left Middle Temporal Gyrus (posterior division)	-	Right Middle Temporal Gyrus (posterior division)	-
Left Superior Parietal Lobule	-	Left Superior Temporal Gyrus (posterior division)	-
Left Frontal Pole	-	Right Inferior Frontal Gyrus (pars triangularis)	+
Right Superior Parietal Lobule	-	Right Central Opercular Cortex	+
Left Planum Temporale	-	Right Frontal Operculum Cortex	+
Right Cingulate Gyrus (posterior division)	-	Left Cingulate Gyrus (posterior division)	-
Left Angular Gyrus	-	Right Inferior Frontal Gyrus (pars triangularis)	-
Right Middle Temporal Gyrus (anterior division)	-	Left Superior Temporal Gyrus (anterior division)	+
Left Frontal Pole	-	Left Temporal Pole	-
Medial Orbitofrontal (ThickAvg)			+
Left Heschl’s Gyrus (H1 and H2)	-	Left Superior Temporal Gyrus (anterior division)	-
Right Cingulate Gyrus (posterior division)	-	Right Temporal Occipital Fusiform Cortex	+
Pericalcarine (GrayVol)			-

The reported sign indicates whether the feature mean is larger/smaller ($+/-$) in the group of subjects with ASD with respect to TD controls. The structural features are highlighted in italics