Baseline characteristics of patients with STEMI aged ≥75 years in Alberta, 2006–2011
| No reperfusion (n=193) | Primary PCI (n=293) | Fibrinolysis (n=160) | p Value | |
|---|---|---|---|---|
| Age (year), median (IQR) | 83 (79–87) | 80 (78–84) | 81 (78–86) | <0.001 |
| Female | 98 (50.8) | 140 (47.8) | 65 (40.6) | 0.151 |
| BMI (kg/m2), median (IQR) | 26.6 (23.2–30.5) | 25.9 (23.0–28.8) | 26.6 (24.0–30.7) | 0.028 |
| SBP (mm Hg), mean (SD) | 136 (35) | 139 (34) | 134 (30) | 0.371 |
| Killip class >1 | 33 (35.5) | 28 (18.7) | 12 (15.8) | 0.002 |
| Prior angina | 66 (34.2) | 79 (27.0) | 37 (23.1) | 0.058 |
| Previous MI | 55 (28.5) | 60 (20.5) | 32 (20.0) | 0.075 |
| Prior coronary revascularisation | 23 (11.9) | 39 (13.3) | 18 (11.2) | 0.794 |
| Hypercholesterolaemia | 73 (37.8) | 126 (43.0) | 65 (40.6) | 0.523 |
| Hypertension | 128 (66.3) | 200 (68.3) | 109 (68.1) | 0.895 |
| Diabetes | 52 (26.9) | 58 (19.8) | 16 (10.0) | <0.001 |
| Early CAD | 19 (9.8) | 28 (9.6) | 14 (8.8) | 0.937 |
| Chronic treatment with Aspirin | 60 (31.1) | 73 (24.9) | 45 (28.1) | 0.324 |
| Previous heart failure | 4 (2.1) | 5 (1.7) | 6 (3.8) | 0.394 |
| Atrial fibrillation | 4 (2.1) | 6 (2.0) | 4 (2.5) | 0.941 |
| Symptom onset to FMC (min), median (IQR) | 115 (47–458) | 92 (39–266) | 85 (39–184) | 0.127 |
Data are presented as n (%).
BMI, body mass index; CAD, coronary artery disease; FMC, first medical contact; MI, myocardial infarction; PCI, percutaneous coronary intervention; SBP, systolic blood pressure.