Journal of Interventional Cardiology / 2019 / Article / Tab 4 / Research Article
Safety and Long-Term Efficacy of Drug-Coated Balloon Angioplasty following Rotational Atherectomy for Severely Calcified Coronary Lesions Compared with New Generation Drug-Eluting Stents Table 4 Baseline characteristics of patients and lesions in the propensity-matched cohorts.
Variables DCB-iRA lesions (n=41) nDES-iRA lesions (n=41) P valueNumber of patients 34 35 Age (years) 70±8 72±9 0.63 Male (%) 24 (70.6) 20(57.1) 0.32 Smoking (%) 6 (17.6) 10 (28.6) 0.39 Diabetes (%) 22 (64.7) 17 (48.6) 0.23 Hypertension (%) 24(70.6) 28 (80.0) 0.41 Hyperlipidemia (%) 22 (64.7) 22(62.9) 1.00 Chronic kidney disease (%) 13 (38.2) 14 (40.0) 1.00 Hemodialysis patients (%) 10 (29.4) 12 (34.3) 0.80 Previous MI (%) 11 (32.4) 7 (20.0) 0.28 Previous CABG (%) 3 (8.8) 1(2.9) 0.36 PAD (%) 10 (29.4) 12 (34.3) 0.80 Target vessel LMT (%) 2 (4.9) 2 (4.9) 0.79 LAD (%) 23 (56.1) 21 (51.2) RCA (%) 9(22.0) 13(31.7 LCX (%) 7 (17.1) 5 (12.2) Lesion anatomy Type B2/C (%) 41(100) 39 (95.1) 0.60 Ostial (%) 10 (24.4) 10(24.4) 1.0 Bifurcation (%) 24 (58.5) 23 (56.1) 1.0 CTO (%) 3 (7.3) 5 (12.2) 0.71 Quantitative angiography Reference diameter (mm) 2.44±0.63 2.39±0.42 0.66 Lesion length (mm) 14.29±6.84 14.67±6.00 0.79 MLD Pre-intervention (mm) 0.93±0.39 0.87±0.35 0.43 Percent diameter stenosis Pre-intervention (%) 61.43±14.47 64.67±15.34 0.33 Mean burr size (mm) 1.78±0.32 1.66±0.18 0.028 B/A ratio 0.76±0.14 0.71±0.12 0.10
Abbreviations are the same for Table
1 .