Table 3. Beta weights during imagined standing, normalized to rest.

	FoG-Mean (SD)#	FoG+Mean (SD)#	FoG−/FoG+ Comparison (p)$
Right SMA	−0.27(0.60)	−0.42(0.72)	0.56
Left SMA	−0.26(0.47)	−0.389(0.68)	0.70
Right Putamen	−0.48(0.67)	−0.23(0.64)	0.91
Left Putamen	−0.46(0.66)	−0.21(0.50)	0.63
Right GP	−0.57(0.51) *	−0.40(0.61)	0.65
Left GP	−0.22(0.41)	−0.12(0.27)	0.90
Right MLR	−0.20(0.47)	−0.38(0.37) *	0.24
Left MLR	−0.48(0.32) **	−0.43(0.21) **	0.71
CLR	−0.40(0.22) **	−0.01(0.33)	0.01

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

^$Univariate ANCOVA with UPDRS as covariate.

*Significantly different from rest at the 0.05 level.

**Significantly different from rest at the 0.005 level.

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