Table 4.

Cox regression models for 90-day mortality, 90-day emergency readmissions to hospital and care-home admissions within 1 year

Outcome		90 day mortality HR (95% CI)	90 day emergency readmission HR (95% CI)	1-year care home admission HR (95% CI)
	Reference: low
HFRS	Intermediate	1.29 (1.26,1.32)	1.37 (1.33,1.41)	2.52 (2.38,2.66)
	High	1.41 (1.36,1.45)	1.69 (1.63,1.75)	4.15 (3.89,4.42)
	Age	1.03 (1.03,1.03)	1.00 (0.99,1.00)	1.09 (1.08,1.09)
	Male	1.29 (1.26,1.32)	1.15 (1.12,1.18)	0.82 (0.78,0.86)
Concordance		0.595 (SE 0.002)	0.555 (SE 0.002)	0.776 (SE 0.002)
	Reference: fit
eFI	Mild	1.00 (0.96,1.04)	1.15 (1.10,1.21)	1.07 (0.98,1.18)
	Moderate	1.08 (1.03,1.12)	1.38 (1.32,1.45)	1.22 (1.11,1.34)
	Severe	1.16 (1.10,1.21)	1.63 (1.55,1.72)	1.47 (1.33,1.63)
	Age	1.03 (1.03,1.03)	1.00 (1.00,1.00)	1.10 (1.10,1.10)
	Male	1.29 (1.26,1.32)	1.16 (1.13,1.19)	0.79 (0.76,0.83)
Concordance		0.588 (SE 0.002)	0.543 (SE 0.002)	0.737 (SE 0.003)
Concordance difference		0.007	0.012	0.039