Table 4.

Relationship between IDH and brain morphometry

IDH definition	GM volume (cortical)		GM volume (cortical and subcortical)		WM volume		Hippocampus volume		Fractional anisotropy
	R	P	R	P	R	P	R	P	R	P
Nadir90	−0.157	0.2	−0.159	0.1	−0.239	0.05	−0.282	0.02	−0.122	0.3
Nadir100	−0.091	0.4	−0.098	0.4	−0.207	0.09	−0.229	0.06	−0.131	0.2
Fall20	−0.164	0.1	−0.182	0.1	−0.359	0.003	−0.395	0.001	−0.337	0.005
Fall20Nadir90	−0.113	0.3	−0.116	0.3	−0.254	0.036	−0.230	0.059	−0.101	0.4
Fall30	−0.122	0.3	−0.133	0.2	−0.284	0.019	−0.344	0.004	−0.272	0.02
Fall30Nadir90	−0.065	0.5	−0.067	0.5	−0.184	0.1	−0.219	0.07	−0.129	0.3
KDOQI	−0.112	0.3	−0.106	0.3	0.055	0.6	−0.286	0.018	−0.048	0.6
HEMO	−0.012	0.9	−0.012	0.9	−0.128	0.2	−0.321	0.008	−0.073	0.5

The volumes of GM and WM were adjusted for the total brain volume.