Research Article
Efficacy of Low-Pressure Inflation of Oversized Drug-Coated Balloon for Coronary Artery Disease
Table 4
Procedural and follow-up quantitative angiographic characteristics in the matched cohorts.
| | LP group (n = 125) | SP group (n = 125) | value |
| Number of patients | 108 | 113 | |
| At PCI | | | | Reference diameter (mm) | 2.50 ± 0.69 | 2.55 ± 0.66 | 0.58 | Lesion length (mm) | 10.05 ± 5.18 | 10.63 ± 5.85 | 0.40 |
| MLD (mm) | | | | Preintervention | 0.96 ± 0.45 | 0.94 ± 0.46 | 0.76 | Postintervention | 1.82 ± 0.60 | 1.85 ± 0.48 | 0.63 |
| Percent diameter stenosis | | | | Preintervention (%) | 61.6 ± 14.2 | 63.2 ± 14.5 | 0.39 | Postintervention (%) | 26.5 ± 12.0 | 24.5 ± 11.1 | 0.17 |
| Acute gain (mm) | 0.86 ± 0.52 | 0.91 ± 0.46 | 0.41 |
| Type of dissection (NHLBI) | | | 0.30 | A | 16 (12.8) | 15 (12.0) | | B | 11 (8.8) | 16 (12.8) | | C | 7 (5.6) | 2 (1.6) | |
| Bailout stenting after DCB | 0 (0) | 0 (0) | |
| At follow-up | | | |
| Number of patients | 81 | 87 | |
| Angiography (%) | 95 (76.0) | 99 (79.2) | 0.65 | MLD (mm) | 1.85 ± 0.61 | 1.87 ± 0.57 | 0.82 | % diameter stenosis (%) | 29.4 ± 15.5 | 26.0 ± 15.8 | 0.13 | Late lumen loss (mm) | −0.00 ± 0.40 | −0.01 ± 0.42 | 0.94 | Restenosis (%) | 7 (7.4) | 7 (7.1) | 1.00 |
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DCB, drug-coated balloon; MLD, minimal lumen diameter; PCI, percutaneous coronary intervention.
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