Table 3.
Comparison of baseline and angiographic characteristics and outcome between successful and failed procedures.
| Successful procedure (n = 418) | Failed procedure (n = 108) | P | |
|---|---|---|---|
| Age [years] | 65.5 ± 11 | 64.2 ± 10 | 0.27 |
| Female | 70 (16.7%) | 11 (10.1%) | 0.09 |
| Hypertension | 312 (74.6%) | 83(76.9%) | 0.64 |
| Diabetes | 185 (44.3%) | 54 (50%) | 0.29 |
| Dyslipidemia | 291 (69.6%) | 83 (76.9%) | 0.14 |
| Smoking | 242 (57.9%) | 71 (65.7%) | 0.14 |
| Previous MI | 186 (44.5%) | 53 (49.1%) | 0.39 |
| Previous CABG | 30 (7.2%) | 12 (11.1%) | 0.18 |
| Ejection fraction < 40% | 62 (14.8%) | 15 (13.9%) | 0.8 |
| J-CTO score | 1.15 ± 1.04 | 1.94 ± 1.18 | < 0.001 |
| Procedure time [min] | 143.2 ± 70.2 | 198.3 ± 75.5 | < 0.001 |
| Fluoroscopy time [min] | 63.9 ± 42.2 | 103.7 ± 42.4 | < 0.001 |
| Contrast medium | 250 ± 91.4 | 272.4 ± 92.5 | 0.026 |
| In-hospital death | 2 (0.5%) | 1 (0.9%) | 0.59 |
| Perforation | 0 (0%) | 3 (2.8%) | 0.001 |
| Major vascular complication | 3 (0.7%) | 0 (0%) | NS |
| MI | 4 (0.96%) | 7 (6.4%) | 0.002 |
Data are mean ± standard deviation or number (percentage); CABG — coronary artery bypass graft; MI — myocardial infarction