Table 3.

Twelve regions with significant differences, based on ANOVA (corrected at p < 0.001, cluster size 50mm²).

	Cluster size (mm2)	Coordinates			Average Cortical Thickness
		x	y	z	ADHDI	ADHDC	TDC
LEFT HEMISPHERE
Superior frontal sulcus, MFG	263.40	−24.38	10.534	57.315	2.6962	2.5483	2.7053*
Precentral gyrus	226.75	−28.876	−24.375	59.984	2.6088	2.5351	2.7823*
Postcentral gyrus (middle)	120.55	−51.721	−20.515	48.220	2.0511	2.0943	2.2158*
Postcentral gyrus (dorsal)	108.48	−31.086	−33.537	61.708	1.9221	2.0749	2.2061*
MTG	97.22	−56.836	−43.266	−0.973	3.0002	3.0167	3.1930*
Orbital gyri, olfactory sulcus	92.90	−16.190	43.782	−6.448	2.3751*	2.2694	2.1542
fusiform gyrus	85.49	−34.077	−24.091	−16.101	3.0491*	2.8391	2.9911
Temporal pole	72.70	−25.916	15.919	−22.011	3.7693	3.4891	3.8485*
Intraparietal sulcus	70.85	−18.823	−55.081	35.649	2.1532	2.2230	2.3272*
SFG	61.23	−16.234	52.671	40.944	3.0485*	2.9041	2.8155
RIGHT HEMISPHERE
Precentral gyrus/Central sulcus	686.22	38.521	−14.525	50.407	2.5374	2.5437	2.6961*
SFG	69.90	14.811	26.247	58.640	3.0023*	2.8072	2.9575

TDC, typically developing children; ADHDI, attention-deficit/hyperactivity disorder, inattentive type; ADHDC, attention deficit/hyperactivity disorder, combined type; MFG, middle frontal gyrus; MTG, middle temporal gyrus; SFG, superior frontal gyrus.

^*Indicates the highest cortical thickness value of the region among the three groups.