Table 6 Distribution of first-choice and final crossing guidewires characteristics according to J-CTO score
From: Rational guidewire use in the coronary chronic total occlusion interventions
Variables | J-CTO 0 | J-CTO 1 | J-CTO 2 | J-CTO 3 | J-CTO 4 | J-CTO 5 | p |
|---|---|---|---|---|---|---|---|
Guidewire number | 3.21 ± 1.57 | 3.60 ± 1.88 | 4.87 ± 2.50 | 6.04 ± 2.05 | 7.28 ± 4.02 | 3.0 ± 1.0 | < 0.001 |
1–3 | 73.9% (34) | 60.0% (30) | 32.7% (16) | 8.3% (2) | 14.3% (1) | 100% (1) | |
4–6 | 21.7% (10) | 30.0% (15) | 49.0% (24) | 54.2% (13) | 42.9% (3) | 0% (0) | |
7–10 | 4.3% (2) | 8.0% (4) | 14.3% (7) | 33.3% (8) | 14.3% (1) | 0% (0) | |
> 10 | 0% (0) | 2.0% (1) | 4.1% (2) | 4.2% (1) | 28.6% (2) | 0% (0) | |
Initial guide wire | 0.12 | ||||||
Fielder brand | 34.8% (16) | 24.0% (12) | 24.5% (12) | 29.2% (7) | 0% (0) | 0% (0) | |
Miracle brand | 4.3% (2) | 6.0% (3) | 8.2% (4) | 4.2% (1) | 14.3% (1) | 0% (0) | |
Pilot brand | 47.8% (22) | 44.0% (22) | 30.6% (1) | 12.5% (3) | 28.6% (2) | 0% (0) | |
Gaia brand | 0% (0) | 2.0% (1) | 2.0% (1) | 8.3.% (2) | 0% (0) | 0% (0) | |
Confianza brand | 2.2% (1) | 6.0% (3) | 12.2% (6) | 29.2% (7) | 42.9% (3) | 0% (0) | |
Ultimate brand | 4.3% (2) | 4.0% (2) | 12.2% (6) | 8.3% (2) | 0% (0) | 0% (0) | |
Sion brand | 2.2% (1) | 6.0% (3) | 8.2% (4) | 4.2% (1) | 14.3% (1) | 0% (0) | |
PT brand | 0% (0) | 4.0% (2) | 0% (0) | 4.2% (1) | 0% (0) | 100% (1) | |
Gladius brand | 2.2% (1) | 4.0% (2) | 2.0% (1) | 0% (0) | 0% (0) | 0% (0) | |
Progress brand | 2.2% (1) | 0% (0) | 0% (0) | 0% (0) | 0% (0) | 0% (0) | |
Initial guidewire type | 0.001 | ||||||
Polymeric | 84.8% (39) | 76.0% (38) | 57.1% (28) | 45.8% (11) | 28.6% (2) | 100% (1) | |
Non-poylmeric | 15.2% (7) | 24.0% (12) | 42.9% (21) | 54.2% (13) | 71.4% (5) | 0% (0) | |
Initial guidewire stiffness | 0.02 | ||||||
Soft (< 1 g) | 34.8% (16) | 32.0% (16) | 30.6% (15) | 33.3% (8) | 14.3% (1) | 100% (1) | |
Moderate (1–9 g) | 60.9% (28) | 62.0% (31) | 55.1% (27) | 37.5% (9) | 42.9% (3) | 0% (0) | |
Stiff (≥ 9 g) | 4.3% (2) | 6.0% (3) | 14.3% (7) | 29.2% (7) | 42.9% (3) | 0% (0) | |
Final guidewire | 0.04 | ||||||
Fielder brand | 32.6% (15) | 17% (8) | 23.8% (10) | 31.6% (6) | 16.7% (1) | 0%(0) | |
Miracle brand | 4.3% (2) | 8.5% (4) | 2.4% (1) | 10.5% (2) | 0% (0) | 0% (0) | |
Pilot brand | 43.5% (20) | 38.3% (18) | 14.3% (6) | 10.5% (2) | 16.7% (1) | 0% (0) | |
Gaia brand | 8.7% (4) | 12.8% (6) | 21.4% (9) | 15.8% (3) | 16.7% (1) | 0% (0) | |
Confianza brand | 6.5% (3) | 12.8% (6) | 11.9% (5) | 10.5% (2) | 0% (0) | 0% (0) | |
Ultimate brand | 4.3% (2) | 0% (0) | 2.1% (1) | 0% (0) | 0% (0) | 0% (0) | |
Sion brand | 0% (0) | 2.1% (1) | 4.8% (2) | 5.3% (1) | 0% (0) | 0% (0) | |
PT brand | 0% (0) | 0% (0) | 4.8% (2) | 5.3% (1) | 0% (0) | 0% (0) | |
Gladius brand | 0% (0) | 6.0% (3) | 6.1% (3) | 8.3% (2) | 28.6% (2) | 0% (0) | |
Progress brand | 0% (0) | 2.0% (1) | 4.1% (2) | 0% (0) | 14.3% (1) | 0% (0) | |
Cross-it brand | 0% (0) | 0% (0) | 2.0% (1) | 0% (0) | 0% (0) | 0% (0) | |
Failed procedure | 0% (0) | 6.0% (3) | 14.3% (7) | 20.8% (5) | 14.3% (1) | 100% (1) | |
Final guidewire type | 0.15 | ||||||
Polymeric | 76.1% (35) | 61.7% (29) | 50.0% (21) | 57.9% (11) | 66.7% (4) | 0% (0) | |
Non-poylmeric | 23.9% (11) | 38.3% (18) | 50.0% (21) | 42.1% (8) | 33.3% (2) | 0% (0) | |
Final guidewire stiffness | 0.23 | ||||||
Soft (< 1 g) | 30.4% (14) | 21.3% (10) | 28.6% (12) | 36.8% (7) | 16.7% (1) | 0% (0) | |
Moderate (1–9 g) | 63.0% (29) | 55.3% (26) | 42.9% (18) | 42.1% (8) | 50.0% (2) | 0% (0) | |
Stiff (≥ 9 g) | 6.5% (3) | 23.4% (11) | 28.6% (12) | 21.1% (4) | 33.3% (2) | 0% (0) | |
Same initial-final wire | 71.7% (33) | 58% (29) | 26.5% (13) | 8.3% (2) | 14.3% (1) | 0% (0) | < 0.001 |
Total | 26.0% (46) | 28.2% (50) | 27.7% (49) | 13.6% (24) | 4.0% (7) | 0.6% (1) |