Table 2.

Individual and combined association of Duke-FI and neighborhood disadvantage with basic ADL, self-rated health (multilevel ordered logit models), and time to death (Cox regression), adjusted for age, sex, race, education, and income.

	Katz Basic ADL
	Duke Frailty Index ORa (95% CIb) P value	Neighborhood disadvantage OR (95% CI) P value
Only Duke Frailty Index entered	5.05 (3.13–6.96) 0.001	--------------------------------
Only neighborhood disadvantage entered	-------------------------------	0.04 (−0.14–0.22) 0.940
Duke Frailty Index and neighborhood disadvantage entered simultaneously	5.04 (3.12–6.95) 0.001	0.03 (−0.15–0.21) 0.900
	Self-rated health
Only Duke Frailty Index entered	4.25 (2.89–5.60) 0.001	--------------------------------
Only neighborhood disadvantage entered	-------------------------------	0.07 (−0.04–0.18) 0.154
Duke Frailty Index and neighborhood disadvantage entered simultaneously	4.23 (2.87–5.58) 0.001	0.06 (−0.05–0.18) 0.179
	Time to death
Only Duke Frailty Index entered	2.92 (2.13–3.70) 0.001	--------------------------------
Only neighborhood disadvantage entered	--------------------------------	0.04 (−0.03–0.10) 0.921
Duke Frailty Index and neighborhood disadvantage entered simultaneously	2.92 (2.13–3.70) 0.001)	0.04 (−0.03–0.10) 0.941

^aOR = Odds Ratio;

^bCI = Confidence Interval