| dTRI group (n = 151) | TRI group (n = 151) | P value |
---|---|---|---|
Sheath type |  |  |  < 0.001 |
 6Fr sheath | 142 (94) | 117 (77.5) |  |
 7Fr slender sheath | 9 (6) | 34 (22.5) |  |
CAG | 53 (35.1) | 19 (12.6) |  < 0.001 |
PCI and stent features | |||
 Triple vessel lesions | 29 (19.2) | 46 (30.5) | 0.024 |
Single or double vessel lesions | 90 (59.6) | 82 (54.3) | 0.353 |
 Calcification lesions | 14 (9.3) | 26 (17.2) | 0.042 |
 Restenosis | 11 (7.3) | 16 (10.6) | 0.313 |
 Chronic total occlusion lesions | 25 (16.6) | 42 (27.8) | 0.019 |
 LM lesions | 11 (7.3) | 16 (10.6) | 0.313 |
 LM stent diameter | 3.438 ± 0.417 | 3.469 ± 0.340 | 0.846 |
 LAD stent diameter | 2.917 ± 0.463 | 3.021 ± 0.351 | 0.191 |
 LCX stent diameter | 2.659 ± 0.515 | 2.942 ± 0.502 | 0.019 |
 RCA stent diameter | 3.250 ± 0.538 | 3.125 ± 0.406 | 0.237 |
PCI technique | |||
 Coronary atherectomy/ELCA | 2 (1.3) | 9 (6.0) | 0.032 |
 Cutting balloon | 20 (13.2) | 22 (14.6) | 0.739 |
 Drug balloon | 32 (21.2) | 32 (21.2) | 1.000 |
 IVUS* | 3 (2.0) | 5 (3.3) | 0.723 |
Operation time | 52.172 ± 31.026 | 70.053 ± 41.779 |  < 0.001 |
Procedure success | 147 (97.4) | 146 (96.7) |  > 0.999 |
Contrast volume | 88.377 ± 53.039 | 101.391 ± 54.333 | 0.036 |
Total radiation dose | 1811.430 ± 2438.773 | 2871.013 ± 4378.477 | 0.010 |