Table 3.

Multivariate analysis of independent predictors of outcome (hospitalization, mortality)

Variables	Hospitalization			Mortality
	OR	95%	P value	OR	95%	P value
Ischaemic	2.1	1.6–5.5	0.003
Late referral	4.4	2.6–11.1	0.0001	0.4	0.2–1.2	0.2
Gangrene	0.9	0.7–1.4	0.2
Infection	0.8	0.6–1.2	0.3
IHD				2.0	1.3–3.3	0.04
ESRD	0.8	0.5–1.7	0.07	0.9	0.8–1.3	0.6

IHD ischaemic heart disease; ESRD end-stage-renal-disease