Table 2 .

Association between frailty index and all-cause mortality at most recent follow-up in HAALSI

		Unadjusted		Adjusted
		Hazard ratio (95% CI)	P	Hazard ratio (95% CI)	P
At least 30 variables; CRP included (n = 3,989)	Frailty index (per 0.01 increment)	1.06 (1.05, 1.08)	<0.001	1.06 (1.04, 1.07)	<0.001
	Male sex	–	–	2.87 (1.99, 4.13)	<0.001
	Age (per year)	–	–	1.03 (1.02, 1.05)	<0.001
At least 30 variables; CRP optional (n = 4,285)	Frailty index (per 0.01 increment)	1.06 (1.05, 1.08)	<0.001	1.05 (1.04, 1.07)	<0.001
	Male sex	–	–	2.77 (1.94, 3.95)	<0.001
	Age (per year)	–	–	1.03 (1.02, 1.05)	<0.001
Allowing fewer than 30 variables (n = 5,014)	Frailty index (per 0.01 increment)	1.08 (1.07, 1.09)	<0.001	1.07 (1.06, 1.08)	<0.001
	Male sex	–	–	2.18 (1.68, 2.82)	<0.001
	Age (per year)	–	–	1.04 (1.03, 1.05)	<0.001

Notes: Cox proportional hazards models. CRP: C-reactive protein.