Table 2.

Logistic Regression Models of the Cross-Sectional Relationships Between Frailty, Cognitive Impairment, and a History of Falls: the National Health Aging Trends Study, 2011 (n = 6000)

	Model 1*			Model 2†
	Odds Ratio	95% CI	p	Odds Ratio	95% CI	p
Frailty and cognitive impairment condition
Cognitively intact and not frail (n = 3264)	1.0		–	1.0		–
Cognitively impaired only (n = 1787)	1.36	1.18–1.56	<.001	1.22	1.05–1.41	.009
Frail only (n = 334)	2.58	2.04–3.26	<.001	1.53	1.19–1.97	.001
Cognitively impaired and frail (n = 615)	4.34	3.56–5.30	<.001	2.48	1.98–3.11	<.001

Note: CI = confidence interval.

*Model 1: adjusted for age, sex, race, education, and living alone.

^†Model 2: adjusted for age, sex, race, education, living alone, obesity, comorbidity, and mobility disability.