Baseline clinical characteristics of patients
| n (%) | |
|---|---|
| Number of patients | 1000 |
| Vessels treated | 1063 |
| Age (range) (years) | 59 (28-86) |
| Male | 732 (73) |
| Diabetes | 97 (10) |
| Hypertension | 266 (27) |
| Smoking | 256 (26) |
| Hypercholesterolaemia | 281 (28) |
| History of MI | 391 (39) |
| History of CABG | 160 (16) |
| History of PTCA | 247 (25) |
| Indication | |
| Stable angina | 500 (50) |
| Unstable angina | 389 (39) |
| Acute MI | 53 (5) |
| Unknown | 58 (6) |
| Function class (CCS) | |
| I | 8 (1) |
| II | 154 (26) |
| III | 324 (56) |
| IV | 98 (17) |
| Number of diseased vessels | |
| 1 vessel disease | 535 (54) |
| 2 vessel disease | 261 (26) |
| 3 vessel disease | 178 (18) |
| Unknown | 26 (3) |
| Ventricular function | |
| Good (> 50%) | 753 (76) |
| Moderate (30%–50%) | 95 (10) |
| Poor (< 30%) | 31(3) |
| Unknown | 121 (12) |
| Target vessel | |
| LAD | 468 (44) |
| LCX | 173 (16) |
| RCA | 295 (28) |
| Left main | 7 (1) |
| Saphenous bypass graft | 120 (11) |
| Indication | |
| Elective | 625 (63) |
| Bailout | 375 (37) |
| Angiographic success | 948 (95) |
| Clinical success1-150 | 858 (86) |
↵1-150 Freedom from death, myocardial infarction, CABG or repeat PTCA.
CCS, Canadian Cardiovascular Society; LAD, left anterior descending coronary artery; LCX, left circumflex coronary artery; MI, myocardial infarction; RCA, right coronary artery.