Table 1. Correlation of MRI relaxation time constants with normalized myelin density.

MRI sequence	R2	P
T 1	0.55	<0.001
T 1ρ-HS1	0.37	<0.001
T 1ρ-HS4	0.28	0.001
T 2	0.07	0.13
T 2ρ-HS1	0.10	0.07
T 2ρ-HS4	0.02	0.43
MT	0.26	0.002
RAFF4	0.42	<0.001
RAFF5	0.68	<0.001