3.
SPM characteristics and outcome of study population.
| Subintimal plaque modification | P-value | ||
| Traditional (n = 32) | Modified (n = 22) | ||
| Values are mean ± SD or n (%).CTO: chronic total occlusion; SPM: subintimal plaque modification. | |||
| SPM characteristics | |||
| Stingray balloon present | 4 (12.5%) | 22 (100%) | < 0.01 |
| SPM range (SPM length/lesion length) | 0.59 ± 0.16 | 0.92 ± 0.12 | < 0.05 |
| SPM biggest Balloon size, mm | 1.83 ± 0.30 | 2.48 ± 0.26 | < 0.05 |
| Extensive guiding catheter present | 4 (12.5%) | 22 (100%) | < 0.01 |
| Follow-up repeat CTO results | |||
| Time of follow-up after SPM, days | 56.4 ± 19.3 | 51.4 ± 19.7 | 0.18 |
| TIMI grade flow 2-3 at follow-up | 20 (62.5%) | 20 (90.9%) | < 0.05 |
| Successful revascularization | 26 (81.3%) | 21 (95.5%) | 0.73 |