Table 2. Angiographic and procedural data of techniques deployed on CBL patients.
| Variables | Crossover (n = 52) | Culottes (n = 52) | p |
| Target vessel | 0.503 | ||
| LM/LAD/LCX | 16 (30.8) | 14 (26.9) | |
| LAD/DB | 33 (63.5) | 34 (65.4) | |
| LCX/OM | 3 (5.8) | 2 (3.8) | |
| RCA/PDA/PLA | 0 (0) | 2 (3.8) | |
| Medina classification | 0.534 | ||
| 1,1,1 | 30 (57.7) | 34 (65.4) | |
| 1,0,1 | 6 (11.5) | 7 (13.5) | |
| 0,1,1 | 16 (30.8) | 11 (21.2) | |
| Angulation | 0.32 | ||
| Y type (< 70°) | 40 (76.9) | 44 (84.6) | |
| T type (> 70°) | 12 (23.1) | 8 (15.4) | |
| Lesion characteristics | |||
| Type B2/C lesions | 48 (92.3) | 51 (98.1) | 0.363 |
| Chronic total occlusions | 4 (7.7) | 8 (15.4) | 0.22 |
| Calcification | 5 (9.6) | 3 (5.8) | 0.462 |
| Tortuous lesions | 11 (21.2) | 9 (17.3) | 0.619 |
| Reference diameter (mm) | |||
| PMV | 3.38 ± 0.56 | 3.29 ± 0.49 | 0.404 |
| MB | 3.06 ± 0.49 | 3.01 ± 0.42 | 0.592 |
| SB | 2.44 ± 0.40 | 2.56 ± 0.30 | 0.095 |
| Mean lesion length (mm) | |||
| PMV | 7.64 ± 4.86 | 8.13 ± 4.54 | 0.593 |
| MB | 14.73 ± 7.70 | 15.78 ± 8.59 | 0.515 |
| SB | 12.80 ± 4.92 | 14.10 ± 7.12 | 0.279 |
| No. of implanted stents per CBL | |||
| MB | 0.15 | ||
| 1 stent | 44 (84.6) | 38 (73.1) | |
| 2 stents | 8 (15.4) | 14 (26.9) | |
| SB | < 0.001 | ||
| 0 stent | 50 (96.2) | 0 (0) | |
| 1 stent | 2 (3.8) | 50 (96.2) | |
| 2 stents | 0 (0) | 2 (3.8) | |
| Type of DES implanted | 0.167 | ||
| SES | 32 (61.5) | 41 (78.8) | |
| PES | 2 (3.8) | 0 (0) | |
| ZES | 8 (15.4) | 6 (11.5) | |
| EES | 10 (19.2) | 5 (9.6) | |
| Maximal inflation pressure (atm) | |||
| MB | 12.76 ± 3.21 | 12.62 ± 3.48 | 0.847 |
| SB | 12.76 ± 3.21 | 12.67 ± 3.46 | 0.893 |
| Final kissing balloon inflation | 43 (82.7) | 48 (92.3) | 0.138 |
| Angiographic success | 49 (94.2) | 51 (98.1) | 0.61 |
| Procedural success | 48 (92.3) | 51 (98.1) | 0.359 |
| Procedure time (min) | 57.06 ± 24.99 | 88.25 ± 20.19 | < 0.001 |
| Contrast volume (ml) | 236.15 ± 76.08 | 336.54 ± 106.75 | < 0.001 |
CBL, coronary bifurcation lesions; DB, diagonal branch; DES, drug eluting stent; EES, everolimus-eluting stent; LAD, left anterior descending artery; LCX, left circumflex artery; LM, left main stem; MB, main branch; OM, obtuse marginal branch; PDA, posterior descending artery; PES, paclitaxel eluting stent; PLA, postero-lateral artery; PMV, parent main vessel; RCA, right coronary artery; SB, side branch; SES, sirolimus-eluting stent; ZES, zotarolimus-eluting stent.