Table 2.
Diagnostic and therapeutic procedures during hospitalization with acute myocardial infarction in Göteborg, Sweden and Minneapolis–St. Paul, USA
| Men |
Women |
|||||
|---|---|---|---|---|---|---|
| MSP (n = 387) | GB (n = 275) | P-value | MSP (n = 452) | GB (n = 289) | P-value | |
| ST-elevation MI | 20.9 | 34.9 | 0.0002 | 32.5 | 41.2 | 0.02 |
| Diagnostic procedures (%) | ||||||
| Coronary angiography | 49.4 | 20.0 | <0.0001 | 43.1 | 12.1 | <0.0001 |
| Echocardiography | 52.2 | 48.7 | 0.43 | 60.8 | 38.8 | <0.0001 |
| Exercise test | 8.3 | 13.5 | 0.05 | 9.1 | 6.6 | 0.24 |
| Therapeutic procedures (%) | ||||||
| PCI | 32.8 | 7.3 | <0.0001 | 29.4 | 6.6 | <0.0001 |
| Primary PCI | 78.0 | 88.9 | 0.43 | 78.9 | 68.4 | 0.31 |
| CABG | 7.5 | 6.9 | 0.80 | 3.8 | 1.7 | 0.11 |
| Medication (%) | ||||||
| Thrombolysis | 3.6 | 6.9 | 0.07 | 4.6 | 8.0 | 0.06 |
| Aspirin | 93.3 | 86.5 | 0.01 | 93.4 | 87.2 | 0.004 |
| Anti-platelet agents | 48.3 | 12.0 | <0.0001 | 48.9 | 12.1 | <0.0001 |
| β-Blockers | 79.1 | 86.5 | 0.03 | 82.1 | 88.2 | 0.02 |
| Calcium-channel blockers | 34.4 | 17.1 | <0.0001 | 35.6 | 20.8 | <0.0001 |
| Nitrates | 86.6 | 56.0 | <0.0001 | 86.5 | 51.6 | <0.0001 |
| Digitalis | 21.2 | 21.1 | 0.98 | 20.1 | 26.0 | 0.06 |
| Diuretic | 68.2 | 68.7 | 0.90 | 72.3 | 73.0 | 0.84 |
| ACE-inhibitors | 57.6 | 41.5 | 0.0002 | 58.2 | 31.8 | <0.0001 |
| Heparin | 79.3 | 71.6 | 0.04 | 80.8 | 75.1 | 0.08 |
| Lidocaine | 5.7 | 0.7 | 0.01 | 5.3 | 0.0 | <0.0001 |
| Length of stay, daysa | 5.4 | 8.1 | <0.0001 | 5.7 | 7.6 | <0.0001 |
PCI, percutaneous coronary intervention; CABG, coronary artery bypass graft.
aGeometric mean.