Variables | Poor collateral (n = 83) | Good collateral (n = 88) | p value |
---|---|---|---|
Age (years) | 61 ± 10 | 61 ± 11 | 0.738 |
Gender, males (%) | 65 (78) | 64 (73) | 0.396 |
Diabetes mellitus (%) | 46 (55) | 27 (31) | 0.001 |
Hypertension (%) | 49 (59) | 56 (64) | 0.537 |
Current smokers (%) | 41 (49) | 39 (44) | 0.506 |
Daily alcohol consumption (%) | 3 (3.4) | 3 (3.6) | 1.0 |
BMI, kg/m2 | 28 ± 4 | 27 ± 4 | 0.292 |
Previous MI (%) | 55 (66) | 53 (60) | 0.413 |
Previous CABG (%) | 14 (17) | 12 (14) | 0.556 |
Total cholesterol, mg/dL | 180 ± 40 | 179 ± 44 | 0.828 |
LDL-C, mg/dL | 109 ± 34 | 107 ± 40 | 0.700 |
HDL-C, mg/dL | 41 ± 10 | 39 ± 9 | 0.285 |
Triglycerides, mg/dL | 152 ± 91 | 165 ± 80 | 0.168 |
Creatinine, mg/dL | 1.1 ± 0.3 | 1.2 ± 0.9 | 0.607 |
LV ejection fraction, % | 46 ± 13 | 49 ± 13 | 0.182 |
Number of vessels with significant stenosis (%) | 0.995 | ||
1 vessel | 27 (30.7) | 25 (30.1) | |
2 vessel | 26 (29.5) | 25 (30.1) | |
3 vessel | 35 (39.8) | 33 (39.8) | |
Lesion location (%) | 0.154 | ||
Left anterior descending artery | 64 (72.7) | 66 (79.5) | |
Circumflex artery | 53 (60.2) | 53 (63.9) | |
Right coronary artery | 67 (76.1) | 55 (66.3) | |
Cardiovascular medications (%) | |||
Aspirin | 72 (87) | 74 (84) | 0.623 |
Beta-blockers | 57 (69) | 56 (64) | 0.487 |
Calcium channel blockers | 5 (6) | 11 (13) | 0.146 |
ACE-Is or ARBs | 57 (69) | 62 (71) | 0.800 |
Nitrates | 28 (34) | 35 (40) | 0.413 |
Statins | 50 (60) | 64 (73) | 0.083 |