Table 2.
Disease Characteristics of the AMI and UAP Cases in the CAREMA Cohort, 1987-2003
| AMI cases (n = 420) | UAP cases (n = 274) | |
|---|---|---|
| Mean (SD) | mean (SD) | |
| Age at diagnosis (years) | 56.5 (7.7) | 58.4 (7.4) |
| Time at risk (years) | 7.2 (4.2) | 7.9 (3.9) |
| n (%) | n (%) | |
| Coronary angiography | ||
| No abnormalities | 5 (1.2) | 2 (0.7) |
| 1-Vessel disease | 107 (25.5) | 84 (30.7) |
| 2-Vessel disease | 77 (18.3) | 55 (20.1) |
| 3-Vessel disease | 61 (14.5) | 62 (22.6) |
| Left main stem stenosis | 9 (2.1) | 16 (5.8) |
| Unknowna | 161 (38.3) | 55 (20.1) |
| Follow-up | ||
| Revascularization within 60 days after diagnosisb | 174 (41.4) | 137 (50.0) |
| median (5th - 95th perc) | median (5th - 95th perc) | |
| Time to death (years) | 2.9 (0.0 - 14.5)c | 2.4 (0.0 - 14.2) |
AMI, acute myocardial infarction; n, number; perc, percentile; SD, standard deviation; UAP, unstable angina pectoris.
a No coronary angiography performed or findings not reported.
b Exclusion of cases with a diagnosis of UAP (for the AMI cases) or AMI (for the UAP cases) within these 60 days and preceding the revascularization.
c Restricted to cases with incident AMI who were not identified as case by the causes of death registry of Statistics Netherlands (n = 66).