Table 5.

90 day all cause mortality for patients admitted under cardiologists and non-cardiologists and in interventional and non-interventional hospitals (n=76 376). Values are numbers (percentages) unless stated otherwise

	Interventional hospitals			Non-interventional hospitals
	Cardiologist	Non-cardiologist	Risk ratio*	Cardiologist	Non-cardiologist	Risk ratio*
Age (years):
<55	26/1498 (1.7)	14/789 (1.8)	0.98	68/3521 (1.9)	122/5511 (2.2)	0.87
55 to 64	63/1673 (3.8)	46/1086 (4.2)	0.89	165/4290 (3.8)	355/7406 (4.8)	0.80
65 to 74	162/1978 (8.2)	189/1607 (11.8)	0.70	535/5446 (9.8)	1175/10 360 (11.3)	0.87
75 to 84	289/1789 (16.2)	431/2065 (20.9)	0.77	912/4812 (19.0)	2986/13 094 (22.8)	0.83
≥85	145/480 (30.2)	385/1079 (35.7)	0.85	461/1498 (30.8)	2068/5971 (34.6)	0.89
Age missing	1/13 (7.7)	1/3 (33.3)	0.23	15/75 (20.0)	67/332 (20.2)	0.99
ST elevation infarction	370/4162 (8.9)	271/1829 (14.8)	0.60	96/9342 (10.4)	1903/14 481 (13.1)	0.79
Non-ST elevation infarction	316/3269 (9.7)	795/4800 (16.6)	0.59	1189/10 300 (11.5)	4870/28 193 (17.3)	0.67
Total	686/7431 (9.2)	1066/6629 (16.1)	0.57	2156/19 642 (11.0)	6773/42 674 (15.9)	0.69
Inter-hospital: median (IQR)	9.2 (6.6 to 12.3)	14.0 (8.4 to 22.7)		10.0 (6.7 to 14.3)	14.3 (10.5 to 18.2)

IQR=interquartile range.

^*Unadjusted risk ratios for 90 day all cause mortality in patients admitted under cardiologists relative to non-cardiologists.