Table 1.
Baseline characteristics.
Initial attempt (n = 366) | Re-attempt (n = 253) | P | |
---|---|---|---|
Age [years]* | 62 (37–86) | 61 (33–87) | 0.114 |
Hypertension | 81.4% (298) | 81.4% (206) | 1 |
Diabetes | 27.3% (100) | 24.1% (61) | 0.402 |
Male gender | 83.6% (306) | 80.6% (204) | 0.391 |
Smoking | 44.8% (164) | 47.8% (121) | 0.462 |
COPD | 11.7% (43) | 7.1% (18) | 0.074 |
Body mass index* | 27.5 (18.0–46.7) | 27.4 (17.0–45.0) | 0.604 |
Total cholesterol > 200 mg/dL | 21.2% (49) | 17.9% (35) | 0.464 |
LDL cholesterol > 100 mg/dL | 48.5% (112) | 47.7% (93) | 0.923 |
HDL cholesterol > 40 mg/dL | 68.0% (157) | 67.7% (132) | 1 |
Triglycerides > 150 mg/dL | 45.9% (106) | 48.2% (94) | 0.697 |
Peripheral artery disease | 12.0% (44) | 12.3% (31) | 1 |
Family liability for CAD | 28.1% (103) | 26.1% (66) | 0.583 |
Prior MI | 30.9% (113) | 37.5% (95) | 0.100 |
Prior CABG | 9.6% (35) | 9.1% (23) | 0.889 |
Prior PCI | 47.3% (238) | 43.5% (32) | 0.367 |
Ejection fraction ≥ 40% | 94.0% (505) | 97.2% (66) | 0.080 |
Multivessel disease | 79.0% (289) | 67.9% (172) | 0.003 |
CTO location: | 0.003 | ||
LAD | 32.5% (119) | 20.6% (52) | |
LCX | 10.9% (40) | 14.2% (36) | |
RCA | 54.9% (201) | 65.2% (165) |
Median (min–max);
CABG — coronary artery bypass grafting; CAD — coronary artery disease; COPD — chronic obstructive pulmonary disease; CTO — chronic total occlusion; HDL — high density lipoprotein; LAD — left anterior descending; LDL — low density lipoprotein; LCX — left circumflex; MI — myocardial infarction; PCI — percutaneous coronary intervention; RCA — right coronary artery