Group A (n = 128) | Group B (n = 286) | Group C (n = 281) | p value | |
---|---|---|---|---|
Recurrent non-fatal myocardial infarction | 18 (14.1) | 32 (11.2) | 25 (8.9) | 0.284 |
Admission with angina or possible myocardial infarction | 28 (21.9) | 40 (14.0) | 41 (14.6) | 0.101 |
Admission with congestive heart failure | 8 (6.3) | 19 (6.6) | 45 (16.0) | < 0.001 |
Exercise test or thallium scan | 28 (21.9) | 81 (28.3) | 33 (11.7) | < 0.001 |
Echocardiography | 44 (34.4) | 91 (31.8) | 112 (39.9) | 0.129 |
Coronary angiography | 28 (21.9) | 45 (15.7) | 31 (11.0) | 0.015 |
24 hour tape | 18 (14.1) | 18 (6.3) | 28 (10.0) | 0.035 |
Coronary angioplasty | 4 (3.1) | 4 (1.4) | 2 (0.7) | – |
Coronary artery bypass surgery | 18 (14.1) | 35 (12.2) | 19 (6.8) | 0.032 |
Lipid tests | 51 (39.8) | 103 (36.0) | 63 (22.4) | < 0.001 |
Values are numbers of patients (%). Median follow up four years.