Table 3.

Medical history.

	POCT (n = 218) n (%)	Controls (n = 151) n (%)
Malignant tumour	15 (7)	7 (5)
Thrombosis/embolism	12 (6)	13 (9)
Myocardial infarction	15 (7)	11 (7)
Heart failure	19 (9)	5 (3)
Angina	20 (9)	15 (10)
Renal failure	13 (6)	8 (5)
Diabetes	34 (16)	15 (10)
Aneurysm/dissection	1 (1)	2 (1)
Hypertension	48 (22)	23 (15)
Chronic obstructive pulmonary disease	9 (4)	5 (3)
Peripheral arterial disease	10 (5)	5 (3)
Smokers	35 (16)	24 (16)
Pathological electrocardiogram	71 (33)	59 (39)
Hospitalisation in previous 12 months	43 (20)	25 (17)