Table 2.

Associations of cortical thickness with IQ measures, with sex covaried. IQ measures with “res” suffix are residuals obtained after regressing WASI T-scores on g factor scores.

Hemi	IQ Measure	Max t-stat	Size (mm2)	CWP	X coor	Y coor	Z coor	Talairach Label	BA	FreeSurfer Label
LH	g	3.475	4800	0.0001	−29	52	−5	Superior Frontal Gyrus	10	Rostral Middle Frontal
LH	g	2.842	3423	0.0002	−32	−45	43	Inferior Parietal Lobule	40	Superior Parietal
LH	g	4.664	3204	0.0004	−41	−40	14	Superior Temporal Gyrus	41	Superior Temporal
LH	g	2.119	2255	0.0071	−42	−58	−17	Fusiform Gyrus	37	Fusiform
RH	g	5.154	7080	0.0001	36	1	−10	Superior Temporal Gyrus	38	Unknown
RH	g	3.775	6361	0.0001	32	−85	−2	Inferior Occipital Gyrus	18	Lateral Occipital
RH	g	4.171	2799	0.0017	18	−59	23	Precuneus	31	Precuneus
RH	g	3.547	2610	0.0042	45	−34	−19	Fusiform Gyrus	20	Inferior Temporal
RH	g	3.924	1936	0.0293	12	13	37	Cingulate Gyrus	32	Superior Frontal
RH	PIQres	3.924	1679	0.0629	56	−10	−4	Middle Temporal Gyrus	21	Superior Temporal
LH	VOCres	−3.472	4161	0.0001	−55	−25	28	Inferior Parietal Lobule	40	Supramarginal
LH	VOCres	−3.028	2000	0.0170	−16	−42	−5	Parahippocampal Gyrus		Parahippocampal
LH	VOCres	−2.919	1513	0.0821	−25	−66	26	Precuneus	7	Superior Parietal
RH	VOCres	−3.290	3617	0.0001	38	−77	30	Superior Occipital Gyrus	19	Inferior Parietal
RH	VOCres	−2.897	2125	0.0163	49	−13	−9	Superior Temporal Gyrus	22	Superior Temporal
RH	VOCres	−2.614	1774	0.0464	8	−44	46	Precuneus	7	Precuneus