Freezing of Gait in Parkinson’s Disease: Risk Factors, Their Interactions, and Associated Nonmotor Symptoms

Table 5

Association of cognitive status with freezing of gait in subjects with and without motor complications.

Motor complication status	Cognitive status^1
	Cognitive impairment	No cognitive impairment	value	Dementia	No dementia	value
	FOG (n, %)			FOG (n, %)
Yes	29 (63%)	12 (44%)	0.12	9 (60%)	32 (55%)	0.74
No	20 (35%)	3 (9%)	0.0058	10 (59%)	13 (18%)	0.0009

¹Cognitive impairment was defined as presence of MCI or dementia.