Table 2:

Diffusion property measurement of corticospinal tract by ROI analysis^a

Region	FA			Dav (10−3 mm2/S)
	ALS	Healthy Controls	P Valueb	ALS	Healthy Controls	P Valueb
Pons	0.53 (0.08)	0.61 (0.04)	.001c	0.83 (0.06)	0.74 (0.05)	.003c
Medulla	0.50 (0.01)	0.58 (0.05)	.06c	1.01 (0.23)	0.85 (0.12)	.011c

^aData are in mean (SD) or in number range.

^bP value is calculated with the Mann-Whitney U test.

^cPost hoc Bonferroni correction.