Cardiology Research and Practice / 2022 / Article / Tab 1 / Research Article
Comparison of 6-Month and Prolonged Dual Antiplatelet Therapy after Percutaneous Coronary Intervention with Biodegradable Polymer Everolimus-Eluting Stent Table 1 Baseline characteristics in the total population.
Short-DAPT (N = 483) Prolonged-DAPT (N = 310) Standardized mean difference Age 65.1 ± 11.0 65.8 ± 10.7 0.070 0.341 Male 357 (73.9) 223 (71.9) 0.044 0.595 Initial presentation 0.241 0.012 Stable angina 167 (34.6) 83 (26.8) Unstable angina 201 (41.6) 143 (46.1) Non–ST-segment elevation MI 70 (14.5) 37 (11.9) ST-segment elevation MI 45 (9.3) 47 (15.2) Atrial fibrillation 19 (3.9) 5 (1.6) 0.142 0.099 Body mass index 24.9 ± 3.1 24.4 ± 3.2 0.159 0.029 Hypertension 313 (64.8) 191 (61.6) 0.066 0.404 Diabetes 156 (32.3) 117 (37.7) 0.114 0.134 Diabetes on insulin 15 (3.1) 17 (5.5) 0.117 0.140 Current smoker 130 (26.9) 80 (25.8) 0.025 0.793 Dyslipidemia 240 (49.7) 139 (44.8) 0.097 0.207 Previous MI 37 (7.7) 29 (9.4) 0.061 0.477 Congestive heart failure 8 (1.7) 3 (1.0) 0.060 0.619 Peripheral vascular disease 13 (2.7) 14 (4.5) 0.098 0.237 Chronic kidney disease 18 (3.7) 23 (7.4) 0.161 0.033 Chronic kidney disease on dialysis 8 (1.7) 17 (5.5) 0.207 0.005 LV ejection fraction 60.9 ± 10.8 58.4 ± 12.5 0.174 0.003 Target vessel (1) Left main 29 (6.0) 28 (9.0) 0.115 0.142 (2) Left anterior descending artery 279 (57.8) 186 (60.0) 0.045 0.582 (3) Left circumflex artery 140 (29.0) 90 (29.0) 0.001 >0.999 (4) Right coronary artery 160 (33.1) 122 (39.4) 0.130 0.087 Multivessel stent 104 (21.5) 83 (26.8) 0.123 0.107 Number of stents 1.5 ± 0.8 1.7 ± 0.9 0.205 0.005 Mean diameter of stent 3.2 ± 0.4 3.1 ± 0.4 0.115 0.117 Stent length 37.3 ± 25.4 41.6 ± 26.5 0.168 0.020 Overlapping stenting 65 (13.5) 47 (15.2) 0.026 0.570 Bifurcation stenting 5 (1.0) 6 (1.9) 0.065 0.455 Noncompliance balloon postdilatation 459 (95.0) 296 (95.5) 0.033 0.904 IVUS use 135 (28.0) 73 (23.5) 0.151 0.196 Femoral approach 140 (29.0) 114 (36.8) 0.166 0.027 Complete revascularization 315 (65.2) 175 (56.5) 0.180 0.016 Discharge medication (1) Beta-blocker 305 (63.1) 178 (57.4) 0.117 0.124 (2) Calcium channel blocker 124 (25.7) 86 (27.7) 0.047 0.574 (3) ACE inhibitor or ARB 283 (58.6) 200 (64.5) 0.122 0.111 (4) Statin 444 (91.9) 299 (96.5) 0.194 0.016 PRECISE-DAPT score 14.3 ± 8.3 15.2 ± 8.4 0.101 0.165
ACE, angiotensin-converting enzyme; ARB, angiotensin-receptor blocker; DAPT, dual antiplatelet therapy; LV, left ventricle; MI, myocardial infarction.