Table 2 Baseline and operation Characteristics of patients who accepted LMCA-LAD crossover stenting in the three groups
|  | Total (N = 84) | IVUS-RIs group (N = 48) | IVUS-h-Ds group (N = 12) | IVUS-h-OMs group (N = 24) | P value |
|---|---|---|---|---|---|
Age, years | 64.1 ± 11.0 | 64.0 ± 10.9 | 72.4 ± 8.6 | 60.2 ± 10.4 | 0.32 |
Female (%) | 7 (8.3) | 3 (6.3) | 0 (0) | 4 (16.7) | 0.17 |
Current smoker (%) | 40 (47.6) | 22 (45.8) | 5 (41.7) | 13 (54.1) | 0.72 |
Diseases history | |||||
 Hypertension (%) | 33 (39.3) | 19 (39.6) | 4 (33.3) | 10 (41.7) | 0.89 |
 Hyperlipidemia (%) | 8 (9.5) | 5 (10.4) | 1 (8.3) | 2 (8.3) | 0.95 |
 Diabetes mellitus (%) | 14 (16.7) | 7 (14.5) | 2 (16.7) | 5 (20.8) | 0.8 |
 PCI history (%) | 25 (29.8) | 14 (29.2) | 4 (33.3) | 7 (29.2) | 0.96 |
 CABG history (%) | 2 (2.4) | 1 (2.1) | 0 (0) | 1 (4.2) | 0.73 |
Medina (%) | Â | Â | Â | Â | 0.57 |
 0,1,0 | 46 (54.8) | 26 (54.2) | 6 (50.0) | 14 (58.3) |  |
 0,1,1 | 13 (15.5) | 10 (20.8) | 2 (16.7) | 1 (4.2) |  |
 1,0,0 | 6 (7.1) | 2 (4.2) | 1 (8.3) | 2 (8.3) |  |
 1,1,0 | 15 (17.9) | 6 (12.5) | 3 (25.0) | 6 (25.0) |  |
 1,1,1 | 5 (6.0) | 4 (8.3) | 0 (0) | 1 (4.2) |  |
RI, % | 30 (0–60) | 30 (0–60) | 50 (22.5–80) | 30 (0–50) | 0.33 |
Plaque burden, % | 84.5 (76–90) | 88 (78.75–90.5) | 83.5 (74–87.25) | 78.5 (76–89) | 0.05 |
PCI | |||||
 Stent size, mm | 3.5 (3.5–3.5) | 3.5 (3.0–3.5) | 3.5 (3.5–3.5) | 3.5 (3.5–3.625) | 0.83 |
 Stent balloon pressure, atm | 12.0 (12.0–14.0) | 12.0 (12.0–14.0) | 12.0 (12.0–12.0) | 12.0 (12.0–12.0) | 0.24 |
 Post balloon size, mm | 3.5 (3.5–4) | 3.5 (3.5–4.0) | 3.63 (3.5–4) | 3.75 (3.5–4) | 0.63 |
 Post balloon pressure, atm | 18.0 (16.0–20.0) | 18.0 (15.0–20.0) | 20.0 (19.5–20.0) | 18.0 (16.0–18.5) | 0.12 |
 CAG-RI protection |  |  |  |  | 0.40 |
  Jailed wire, % | 46 (54.8) | 29 (60.4) | 5 (41.7) | 12 (50.0) |  |
  Jailed balloon, % | 3 (4.8) | 2 (2.1) | 1 (8.3) | 0 |  |
 Radiation medium, ml | 210 (167.5–300) | 220 (180–301.25) | 190 (157.5–220) | 200 (167.5–302.5) | 0.27 |
 Radiation, mGy | 900 (780–1502.25) | 1005 (795–1575) | 795 (630–1062.5) | 835 (772.5–1531.75) | 0.22 |
 Operation time, min | 100 (80–120) | 110 (87.5–130) | 85 (80–112.5) | 90 (80–120) | 0.24 |
Outcome | |||||
 Combined outcome*, % | 11 (13.1) | 7 (14.6) | 4 (33.3) | 0 (0) | 0.02 |
 Rescue balloon inflated, % | 7 (8.3) | 5 (10.4) | 2 (8.3) | 0 (0) | 0.17 |