Table 1.
Demographic characteristics of the KRAMI-RCC patients by AMI type at arrival.
| Characteristics | NSTEMI | STEMI | Total |
|---|---|---|---|
| (N = 6621) | (N = 5079) | (N = 11,700) a | |
| Age (years), mean ± SD | 67.2 ± 12.7 | 64.1 ± 13.2 | 65.9 ± 13.0 |
| Male, N (%) | 4668 (70.5%) | 3984 (78.4%) | 8652 (73.9%) |
| Body mass index (kg/m2), mean ± SD | 24.0 ± 3.4 | 24.1 ± 3.3 | 24.0 ± 3.4 |
| Type of health insurance | |||
| Public insurance | 6125 (92.6%) | 4719 (93.0%) | 10,844 (92.7%) |
| Medical aid | 449 (6.8%) | 307 (6.0%) | 756 (6.5%) |
| Individual insurance | 43 (0.6%) | 49 (1.0%) | 92 (0.8%) |
| Education level | |||
| Elementary school | 1749 (26.4%) | 1173 (23.1%) | 2922 (25.0%) |
| Middle school | 966 (14.6%) | 667 (13.1%) | 1633 (14.0%) |
| High school | 2046 (30.9%) | 1700 (33.5%) | 3746 (32.0%) |
| College | 1215 (18.4%) | 1052 (20.7%) | 2267 (19.4%) |
| Graduate school | 182 (2.7%) | 147 (2.9%) | 329 (2.8%) |
| Unknown | 463 (7.0%) | 338 (6.7%) | 801 (6.8%) |
| Living situation | |||
| Alone | 1268 (19.2%) | 966 (19.0%) | 2234 (19.1%) |
| With family | 5239 (79.1%) | 4011 (79.0%) | 9250 (79.1%) |
| Cohabitation | 114 (1.7%) | 101 (2.0%) | 215 (1.8%) |
| Risk factors and Medical history | |||
| Current smoking | 2077 (31.4%) | 2164 (42.6%) | 4241 (36.3%) |
| High-risk alcohol use b | 813 (12.3%) | 739 (14.6%) | 1552 (13.3%) |
| Hypertension | 3674 (55.5%) | 2308 (45.5%) | 5982 (51.1%) |
| Dyslipidemia | 920 (13.9%) | 497 (9.8%) | 1417 (12.1%) |
| Diabetes Mellitus | 2240 (33.8%) | 1274 (25.1%) | 3514 (30.0%) |
| Previous PCI | 1166 (17.6%) | 448 (8.8%) | 1614 (13.8%) |
| Previous CABG | 94 (1.4%) | 15 (0.3%) | 109 (0.9%) |
| Previous dialysis | 253 (3.8%) | 44 (0.9%) | 297 (2.5%) |
| Any cancer | 372 (5.6%) | 248 (4.9%) | 620 (5.3%) |
NSTEMI; non-ST elevation myocardial infarction, STEMI; ST elevation myocardial infarction, PCI; percutaneous coronary intervention, CABG; coronary artery bypass graft, SD; standard deviation. a Among registered 11,894 patients, 136 were excluded because they died or were transferred to another hospital prior to diagnosis. b More than 3 drinks per week and more than 5 shot glasses per one drink for men, more than 3 shot glasses per one drink for women.