Table 4.

Pearson Correlations Between Age, Age of Onset and Neuroimaging Variables

	Age of Onset	ICN	WMHb	Atrophy	MDc	FAc
Age	.70***	−.27*	.25	−.16	.48***	−.35**
Onset		−.34**	.33*	−.06	.44**	−.31*
ICN			−.02	.17	−.50**d	.41**d
WMH				−.09	−.01	.00
Atrophy					−.21	.07
MD						−.52**

^*p < .05,

^**p < .01,

^***p < .001

ICN = Mean connectivity of the six intrinsic connectivity networks that were associated with the age x age of onset interaction term; WMH = log transformed white matter hyperintensity volume; MD = gray matter mean diffusivity; FA = whole brain fractional anisotropy. N = 66 unless otherwise noted.

^bn = 61,

^cn = 60,

^dn = 59