Table 3.

Difference in slope of the age trends between SPGR and MPRAGE in the cross-sectional sample

	Unharmonized		Harmonized
ROI	difference in slope	p-value	difference in slope	p-value
TOTALBRAIN	0.22	0.83	0.24	0.83
GM	1.18	0.048	0.48	0.41
WM	−0.96	0.055	−0.35	0.47
FRONTAL	0.14	0.72	0.10	0.79
LIMBIC	0.07	0.086	0.04	0.29
OCCIPITAL	−0.19	0.17	−0.21	0.14
PARIETAL	0.13	0.50	0.08	0.68
TEMPORAL	0.02	0.93	0.08	0.72
DEEP WM GM	0.03	0.56	0.03	0.56
CEREBELLUM	−0.01	0.94	−0.03	0.84
VENTRICLE	0.07	0.74	0.09	0.68
BASAL GANGLIA	0.01	0.76	0.01	0.52
CORPUS CALLOSUM	0.04	0.046	0.04	0.051
FRONTAL GM	0.53	0.008	0.24	0.22
LIMBIC GM	0.07	0.086	0.04	0.29
OCCIPITAL GM	0.05	0.57	−0.08	0.38
PARIETAL GM	0.25	0.015	0.11	0.29
TEMPORAL GM	0.19	0.10	0.10	0.36
DEEP GM	0.02	0.16	0.02	0.14
FRONTAL WM	−0.40	0.059	−0.14	0.49
OCCIPITAL WM	−0.24	<.0001	−0.13	0.026
PARIETAL WM	−0.12	0.23	−0.03	0.77
TEMPORAL WM	−0.17	0.15	−0.03	0.82
DEEP WM	0.00	0.85	−0.01	0.26