Table 2

Procedures performed and diagnoses made during hospitalisation

	Troponin <0.03 n=21 701		Troponin ≥0.03 n=4962		P	OR	95% CI
Procedures
Cardiology consult	2203	10.2%	1469	29.6%	<0.0001	3.72	3.45 to 4.01
Cardiac MRI	60	0.3%	36	0.7%	<0.0001	2.64	1.74 to 3.99
Coronary CT angiography	363	1.7%	30	0.6%	<0.0001	0.36	0.25 to 0.52
Chest CT (non-coronary)	5304	24.4%	1472	29.7%	<0.0001	1.30	1.22 to 1.40
Single photon emission CT	2169	10.0%	324	6.5%	<0.0001	0.63	0.56 to 0.71
Ventilation/perfusion scan	174	0.8%	67	1.4%	0.0002	1.69	1.28 to 2.25
Cardiopulmonary resuscitation	48	0.2%	95	1.9%	<0.0001	8.81	6.21 to 12.48
Cardioversion	135	0.6%	74	1.5%	<0.0001	2.42	1.82 to 3.22
Exercise treadmill testing	2341	10.8%	324	6.5%	<0.0001	0.58	0.51 to 0.65
Transthoracic echocardiogram	11 421	52.6%	3938	79.4%	<0.0001	3.46	3.22 to 3.73
Transoesophageal echocardiogram	463	2.1%	342	6.9%	<0.0001	3.40	2.94 to 3.92
Coronary catheterisation	769	3.5%	1031	20.8%	<0.0001	7.14	6.46 to 7.88
Percutaneous coronary intervention	122	0.6%	478	9.6%	<0.0001	18.86	15.42 to 23.06
Coronary bypass	44	0.2%	118	2.4%	<0.0001	11.99	8.47 to 16.97
Hospital diagnoses
Acute myocardial infarction	55	0.3%	993	20.0%	<0.0001	98.47	74.90 to 129.45
Chronic cardiovascular disease	5145	23.7%	2374	47.8%	<0.0001	2.95	2.77 to 3.15
Arrhythmia*	3484	16.1%	1530	30.8%	<0.0001	2.33	2.17 to 2.50
Acute/chronic heart failure	3305	15.2%	1936	39.0%	<0.0001	3.56	3.33 to 3.81
Takotsubo cardiomyopathy	27	0.1%	101	2.0%	<0.0001	16.68	10.90 to 25.53
Sepsis	1905	8.8%	1132	22.8%	<0.0001	3.07	2.83 to 3.33
Chronic kidney disease	2270	10.5%	1771	35.7%	<0.0001	4.75	4.42 to 5.11
Acute kidney injury	2962	13.7%	1729	34.8%	<0.0001	3.38	3.15 to 3.63
Stroke, haemorrhagic	618	2.9%	180	3.6%	0.004	1.28	1.08 to 1.52
Stroke, thrombotic	1700	7.8%	446	9.0%	0.007	1.16	1.04 to 1.30
Aortic dissection	125	0.6%	35	0.7%	0.29	1.23	0.84 to 1.79
Acute pulmonary embolus	477	2.2%	168	3.4%	<0.0001	1.56	1.30 to 1.86

*Atrial or ventricular arrhythmia.