Table 3 Procedural characteristics
Before propensity matching | After propensity matching | |||||
|---|---|---|---|---|---|---|
DCB | sDES | P-value | sDES | P-value | ||
Number of patients | 708 | 2149 | 704 | |||
Cutting or NSE balloon using, n (%) | 650(91.9%) | N/A | N/A | |||
Rotablator | 22(3.1%) | 185(8.6%) | <0.001 | 30(4.3%) | 0.250 | |
Intravascular imaging | 124(17.5%) | 447(20.8%) | 0.058 | 139(19.7%) | 0.282 | |
Device (DCB or sDES) parameter | ||||||
Diameter (mm) | 3.0(3.0-3.5) | 3.5(3.0-3.5) | <0.001 | 3.5(3.0-3.5) | <0.001 | |
Length (mm) | 24.85 ± 7.21 | 27.74 ± 7.85 | <0.001 | 26.82 ± 8.01 | <0.001 | |
inflated time (sec) | 70(60,80) | 10(10,10) | <0.001 | 10(10,10) | <0.001 | |
Device/RVD ratio | 0.94(0.91–0.97) | 0.95(0.92-1.0) | <0.001 | 0.97(0.92-1.0) | <0.001 | |
DCB excessive inflated time, n (%) | 463(65.4%) | N/A | N/A | |||
Residual stenosis (%) | 21.22 ± 5.43 | 11.99 ± 3.17 | <0.001 | 12.27 ± 3.17 | <0.001 | |
Residual stenosis>30%, n (%) | 10(1.4%) | 0(0%) | <0.001 | 0(0%) | 0.002 | |
Dissection after procedure | ||||||
Type A, n (%) | 121(17.1%) | 20(0.9%) | <0.001 | 8(1.1%) | <0.001 | |
Type B, n (%) | 54(7.6%) | 4(0.2%) | <0.001 | 1(0.1%) | <0.001 | |
Type C, n (%) | 8 (1.1%) | 0 | <0.001 | 0 | 0.008 | |