Table 3.

Diagnostic value of baseline TUGT, 4-meter walking test, and grip strength measures for any fall and recurrent fall

Models	Prediction of any falls		Prediction of recurrent falls
	n=113/541		n=37/541
	AUCa value	95% CI	AUCa value	95% CI
Grip strength
Grip strengthb	0.512	0.449–0.574	0.548	0.429–0.666
Grip strengthc	0.602	0.542–0.663	0.612	0.511–0.712
4-meter walking test
4-meter walking testb	0.563	0.504–0.622	0.542	0.445–0.639
4-meter walking testc	0.586	0.526–0.647	0.680	0.593–0.768
TUGT
TUGTb	0.607	0.549–0.665	0.688	0.602–0.773
TUGTc	0.642	0.584–0.700	0.733	0.645–0.821

Notes:

^aAreas under the curve (AUCs) of the receiver operating characteristic (ROC) curves for grip strength, 4-meter walking test, and TUGT for fallers versus non-fallers and recurrent fallers versus non-fallers;

^bno adjustment;

^cadjusted for gender and age.

Abbreviations: CI, confidence interval; TUGT, Timed Up and Go Test.