Table 2.

Maximum values for the similarity indices

	Total tract	Mesencephalic region	Superior cerebellar peduncle	Dentate nucleus
Left DRTT	0.65	0.62	0.68	0.68
Right DRTT	0.66	0.56	0.77	0.71
Both DRTTs	0.66	0.59	0.72	0.69