Table 2:

Mean group MPF and T2* in the subcortical GM structures^{^a}

Variable	Controls (Mean)	Patients with RRMS (Mean)	Patients with SPMS (Mean)	ANOVA F (P)
MPF (CN) (%)	7.23 ± 0.41	7.02 ± 0.35	6.75 ± 0.28^{^b^c}	5.7 (.007)
MPF (GP) (%)	10.23 ± 0.27	9.84 ± 0.45^{^b}	9.39 ± 0.47^{^b^c}	12.6 (<.001)
MPF (putamen) (%)	7.62 ± 0.24	7.34 ± 0.32^{^b}	7.03 ± 0.43^{^b^c}	9.1 (.001)
MPF (SN) (%)	9.36 ± 0.64	9.25 ± 0.45	8.81 ± 0.48^{^b^c}	3.9 (.029)
MPF (thalamus) (%)	10.05 ± 0.37	9.72 ± 0.41^{^b}	9.47 ± 0.20^{^b}	8.2 (.001)
T2* (CN) (ms)	49.28 ± 3.44	45.79 ± 4.18^{^b}	44.16 ± 5.93^{^b}	4.0 (.027)
T2* (GP) (ms)	29.04 ± 2.72	27.55 ± 2.94	25.30 ± 3.29^{^b}	4.8 (.014)
T2* (putamen) (ms)	42.36 ± 3.08	41.04 ± 4.89	36.87 ± 6.16^{^b^c}	4.2 (.022)
T2* (SN) (ms)	29.54 ± 3.99	28.17 ± 4.78	27.17 ± 3.77	0.9 (.41)
T2* (thalamus) (ms)	46.46 ± 2.17	46.78 ± 2.88	46.59 ± 3.22	0.1 (.95)

↵a The least significant difference correction for multiple comparisons was used.
↵b Significantly different from control subjects (P < .05).
↵c Significantly different from patients with RRMS (P < .05).