Table 4.

Multivariate predictors of in-hospital mortality

	OR	Lower 95% CI	Upper 95% CI	P values
Hospital volume
Lower volume	Referent	Referent	Referent
Higher volume	1.019	0.890	1.167	0.784
Prior heart failure	1.221	0.979	1.522	0.076
Age	1.010	1.004	1.016	0.002
GFR	1.010	1.004	1.016	0.002
Heart failure at admission	1.496	1.239	1.808	<0.001
Chronic lung disease	0.928	0.639	1.348	0.695
STEMI	1.627	1.399	1.891	<0.001
Peripheral vascular disease	1.022	0.814	1.284	0.851

GFR, glomerular filtration rate; STEMI, ST-elevation myocardial infarction.