Clinical events occurring during six months’ follow up in the 308 patients randomised to excimer laser angioplasty (ELCA) or balloon angioplasty (BA)
| Patients | ELCA (%) (n=151) | BA (%) (n=157) | Relative risk (95% CI) | p value |
|---|---|---|---|---|
| Primary clinical end point | 50 (33.1) | 47 (29.9) | 1.11 (0.80 to 1.93) | 0.55 |
| Death | 0 | 0 | — | |
| Myocardial infarction | 7 (4.6) | 9 (5.7) | 0.81 (0.31 to 2.12) | 0.67 |
| Q wave | ||||
| Periprocedural | 2 (1.3) | 2 (1.3) | 1.04 (0.15 to 7.29) | 0.97 |
| Follow up | 2 (1.3) | 1 (0.6) | 2.08 (0.19 to 22.70) | 0.54 |
| Non-Q wave | ||||
| Periprocedural | 3 (2.0) | 3 (1.9) | 1.04 (0.21 to 5.07) | 0.96 |
| Follow up | 0 | 3 (1.9) | 0.15 (0.01 to 2.85) | 0.09 |
| CABG | 16 (10.6) | 17 (10.8) | 0.98 (0.51 to 1.87) | 0.95 |
| Periprocedural | 7 (4.5) | 3 (1.9) | 2.43 (0.64 to 9.21) | 0.18 |
| Follow up | 9 (6.0) | 14 (8.9) | 0.67 (0.30 to 1.50) | 0.32 |
| Repeat angioplasty | 32 (21.2) | 29 (18.5) | 1.15 (0.73 to 1.80) | 0.55 |
| Periprocedural | 2 (1.3) | 3 (1.9) | 0.69 (0.12 to 4.09) | 0.68 |
| Follow up | 30 (19.9) | 26 (16.6) | 1.20 (0.75 to 1.93) | 0.45 |
Primary clinical end point: death, myocardial infarction, coronary artery bypass grafting (CABG), or repeat angioplasty.