Table 1.

Clinical and demographic features of study participants.

	PD-FOG	PD-NoFOG	PP-FOG
N	35	17	5
Age, y	$69\pm 7$	$67\pm 12$	$66\pm 6$
Sex, M/F	30/5	11/6	2/3
Disease duration, y	$10.5\pm 6.7$	$6.0\pm 3.6$	$6.0\pm 3.3$
LED, mg	$1429\pm 673$	$833\pm 303$	$1258\pm 640$
MDS-UPDRS-III (OFF)	$34.0\pm 10.6$	$30.8\pm 13.2$	$39.4\pm 7.8$
MDS-UPDRS-III (ON)	$20.7\pm 8.7$	$18.4\pm 14.5$	$31.6\pm 9.0$
NFOG-Q	$20.1\pm 4.9$	$0.0\pm 0.0$	$17.8\pm 7.5$