Table 1. Prescribing of Multiple (all four) Cardiac Medications in Patients Hospitalized With Acute Myocardial Infarction According to Patient Characteristics and Study Period.
| Characteristic | 1995/1997 (n= 2,006) (%) |
1999/2001 (n= 2,266) (%) |
2003/2005 (n= 2,060) (%) |
|---|---|---|---|
| Age (yrs) | |||
| <65 | 9.5 | 35.1 | 59.1 |
| 65-74 | 10.3 | 34.4 | 50.2 |
| 75-84 | 3.5 | 24.6 | 47.3 |
| ≥85 | 3.4 | 13.0 | 36.1 |
| Sex | |||
| Male | 7.9 | 30.3 | 52.2 |
| Female | 6.5 | 25.0 | 46.0 |
| Race | |||
| Caucasian | 7.2 | 28.1 | 49.1 |
| Non Caucasian | 8.0 | 27.7 | 50.9 |
| Co-morbidity | |||
| None | 3.8 | 26.8 | 49.8 |
| 1-2 | 6.4 | 27.8 | 49.6 |
| 3-4 | 10.8 | 28.4 | 49.3 |
| ≥5 | 12.5 | 33.7 | 45.8 |
| Acute myocardial infarction characteristics | |||
| Initial | 6.0 | 26.7 | 48.3 |
| Prior | 9.8 | 30.4 | 51.3 |
| Q wave | 9.1 | 35.4 | 63.1 |
| Non-Q wave | 6.3 | 25.5 | 46.1 |
| ST segment elevation | 11.5 | 33.0 | 60.6 |
| Non-ST segment elevation | 5.9 | 24.5 | 44.1 |
| Heart failure | |||
| Present | 6.3 | 25.4 | 46.9 |
| Absent | 7.8 | 29.6 | 51.0 |
| Cardiogenic shock | |||
| Present | 5.8 | 22.5 | 44.3 |
| Absent | 7.4 | 28.4 | 49.6 |
| Atrial fibrillation | |||
| Present | 7.5 | 23.7 | 46.1 |
| Absent | 7.2 | 29.0 | 50.3 |
| Procedures | |||
| Cardiac catheterization | 11.5 | 38.8 | 59.8 |
| Percutaneous coronary intervention | 12.7 | 43.1 | 63.1 |
| Coronary artery bypass grafting | 18.5 | 29.6 | 47.9 |
| Hospital discharge status | |||
| Alive | 8.0 | 30.3 | 52.0 |
| Dead | 2.0 | 11.3 | 22.5 |