Table 1.

Differences between NF1 patients and controls in fractional anisotropy (FA), mean diffusivity (MD), radial diffusivity (RD), and axial diffusivity (DA) within the cingulate bundle, the superior longitudinal fasciculus, and the anterior thalamic radiation

		left			right
		df	t	p	df	t	p
Cingulate bundle	FA	46	2.746	0.009	46	2.983	0.005
	MD	46	-4.623	<0.001	46	-3.856	<0.001
	RD	46	-4.755	<0.001	46	-4.199	<0.001
	DA	46	-2.241	0.030	46	-2.422	0.019
Superior longitudinal fasciculus	FA	46	0.995	0.325	46	-0.294	0.770
	MD	*	75.000	<0.001	*	100.500	0.001
	RD	46	-2.467	0.017	*	188.500	0.140
	DA	46	-3.972	<0.001	*	86.500	<0.001
Anterior thalamic radiation	FA	46	4.942	<0.001	46	4.111	<0.001
	MD	*	21.000	<0.001	*	35.500	<0.001
	RD	*	23.000	<0.001	46	-7.307	<0.001
	DA	46	-3.603	0.001	46	-3.058	0.004

*U-Test