Table 2.
Baseline risk factors and prior disease by presence or absence of ST elevation in the Euro heart survey of ACS
| ACS with ST elevation (n = 4361) | ACS without ST elevation (n = 5892) | p Value | All (n = 10 253) | |
| Age <65 | 2280 (52%) | 2439 (41%) | <0.0001 | 4719 (46%) |
| Women | 1239 (28%) | 2090 (35%) | <0.0001 | 3329 (32%) |
| Risk factors | ||||
| BMI (kg/m2) | ||||
| Not recorded | 472 (11%) | 941 (16%) | 1413 (14%) | |
| Normal (<25) | 1294 (30%) | 1502 (25%) | 2796 (27%) | |
| Overweight (25–30) | 1807 (41%) | 2322 (39%) | 4129 (40%) | |
| Obese (>30) | 788 (18%) | 1127 (19%) | 0.0005* | 1915 (19%) |
| Diabetes mellitus | 969 (22%) | 1470 (25%) | 0.001 | 2439 (24%) |
| Hypertension | 2215 (51%) | 3710 (63%) | <0.0001 | 5925 (58%) |
| Hyperlipidaemia | 1859 (43%) | 2997 (51%) | <0.0001 | 4856 (47%) |
| Smoking | ||||
| Not recorded | 423 (10%) | 552 (9%) | 975 (10%) | |
| Non-smoker† | 2252 (52%) | 3933 (67%) | 6185 (60%) | |
| Current smoker | 1686 (39%) | 1407 (24%) | <0.0001† | 3093 (30%) |
| Number of risk factors‡ § | ||||
| 0 | 580 (13%) | 699 (12%) | 1279 (12%) | |
| 1 | 1644 (38%) | 1980 (34%) | 3624 (35%) | |
| 2 | 1471 (34%) | 2177 (37%) | 3648 (36%) | |
| ⩾3 | 666 (15%) | 1036 (18%) | <0.0001 | 1702 (17%) |
| Prior diseases and medication before admission | ||||
| MI | 962 (22%) | 2142 (36%) | <0.0001 | 3104 (30%) |
| Chronic angina | 921 (21%) | 2193 (37%) | <0.0001 | 3114 (30%) |
| Revascularisation | 414 (9%) | 1308 (22%) | <0.0001 | 1722 (17%) |
| Aspirin | 1320 (30%) | 2978 (51%) | <0.0001 | 4298 (42%) |
| β Blocker | 1089 (25%) | 2292 (39%) | <0.0001 | 3381 (33%) |
| Statin | 656 (15%) | 1424 (24%) | <0.0001 | 2080 (20%) |
*Trend test, only among patients with recorded height and weight.
†Includes former smokers.
‡Only among patients with complete data for smoking.
§Risk factors: smoking, hypertension, diabetes, hyperlipidaemia.
BMI, body mass index.