Predictors of Gait Speeds and the Relationship of Gait Speeds to Falls in Men and Women with Parkinson Disease

Table 5

AUC, specificity, sensitivity, and LR for ROC curve analyses of gait speeds.

Measure	AUC (95% CI)	Cut-off score (m/s)	Sensitivity	Specificity	LR+ (95% CI)	LR− (95% CI)
SELF	0.803 (0.704, 0.902)	0.980	0.800	0.717	2.827 (1.765, 4.528)	0.279 (0.125, 0.622)
FAST	0.811 (0.707, 0.916)	1.326	0.840	0.755	3.429 (2.072, 5.659)	0.212 (0.085, 0.527)
DIFF	0.703 (0.581, 0.826)	0.226	0.720	0.642	2.011 (1.300, 3.104)	0.436 (0.226, 0.845)
DIFF (male)	0.806 (0.659, 0.953)	0.356	0.813	0.828	4.727 (2.052, 10.822)	0.226 (0.806, 0.637)
DIFF (female)	0.569 (0.356, 0.783)	−0.067	0.667	0.583	1.600 (0.826, 3.100)	0.571 (0.214, 1.529)