Table 4. Mean (SD) beta weights and p-values for imagined walking in FoG− and FoG+, normalized to rest.

	FoG-mean (SD)#	FoG+mean (SD)#	FoG−/FoG+ comparison (p)$
Right SMA	0.25 (0.23) *	0.04 (0.12)	0.08
Left SMA	0.23 (0.19) **	0.10 (0.18)	0.11
Right putamen	0.21 (0.25) *	0.11 (0.35)	0.38
Left putamen	0.18 (0.31)	0.07 (0.25)	0.19
Right GP	0.15 (0.11) **	−0.03 (0.11)	0.01
Left GP	0.04 (0.11)	−0.05 (0.16)	0.80
Right MLR	0.03 (0.12)	−0.18 (0.18) *	0.08
Left MLR	0.01 (0.10)	−0.13 (0.23)	0.18
CLR	0.04 (0.18)	−0.04 (0.12)	0.20

^#Paired sample t-test comparing gait and rest beta weights.

^$Repeated Measures ANCOVA with MDS-UPDRS and imagined gait velocity as co-variates: p-value for Group effects shown.

*Significantly different from rest at p = 0.05 level.

**Significantly different from rest at p = 0.01 level.

Abbreviations: SMA: supplementary motor area, GP: globus pallidus, MLR: mesencephalic locomotor region, CLR: cerebellar locomotor region.