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Predictors of procedural success/failure
| Variable | Coefficient (b) | SD (b) | 95%CI | P (b ≠ 0 | data) | P value |
| J-CTO ≤ 3 | 0.26 | 0.52 | -2.04 | 0.69 | 0.31 |
| J-CTO > 3 | -1.67 | 0.67 | -3.34 | 0.99 | 0.01 |
| LAD | 0.9 | 0.6 | -2.36 | 0.93 | 0.07 |
| IVUS use | 2.96 | 1.58 | -6.2 | 0.97 | 0.03 |
| Experienced operator | 0.78 | 0.58 | -2.28 | 0.91 | 0.09 |
LAD: Left anterior descending, J-CTO: Japanese chronic total occlusion; IVUS: Intravascular ultrasound.
