Table 2:

Average median ADC values in ROIs in patients with SAH and controls^{^a}

ROI	ADC (×10⁻⁶ mm²/s) Control (n = 66)	ADC (×10⁻⁶ mm²/s) SAH (n = 33)	P Value	Age-Adjusted P Value
Cerebral gray matter	803 (36.2)	826 (37.7)	.001^{^b}	.059
Frontal	802 (65.2)	823 (66.4)	.137
Parietal	820 (48.0)	843 (53.5)	.025^{^b}
Occipital	798 (67.7)	814 (51.7)	.042^{^b}
Temporal	791 (43.6)	822 (60.6)	.006^{^b}
Cerebral white matter	758 (33.9)	793 (44.9)	.001^{^b}	.023^{^b}
Frontal	735 (53.0)	768 (55.8)	.007^{^b}
Parietal	767 (50.9)	799 (51.3)	.007^{^b}
Occipital	764 (36.8)	795 (47.7)	.003^{^b}
Temporal	767 (45.4)	809 (61.8)	.003^{^b}
White matter tracts	739 (33.5)	797 (59.3)	<.001^{^b}	<.001^{^b}
Genu	761 (45.2)	816 (69.1)	<.001^{^b}
Splenium	736 (45.6)	789 (91.4)	<.001^{^b}
Internal capsule	719 (53.2)	785 (96.4)	<.001^{^b}
Deep gray matter	713 (27.4)	754 (59.6)	<.001^{^b}	.016^{^b}
Thalamus	730 (45.1)	777 (86.8)	.020^{^b}
Caudate	705 (37.2)	739 (65.7)	.002^{^b}
Lentiform	705 (45.5)	747 (67.5)	<.001^{^b}
Hippocampus	854 (67.7)	878 (64.8)	.072
Midbrain	795 (93.5)	813 (47.4)	.006^{^b}
Pons	706 (50.6)	756 (54.6)	<.001^{^b}
Cerebellar gray matter	756 (48.9)	796 (67.7)	.001
Cerebellar white matter	720 (50.3)	731 (43.7)	.214
Summed ROIs	759 (23.3)	795 (36.9)	<.00^{^b}	<.001^{^b}