Table 1.
Clinical characteristics of patient undergoing percutaneous coronary intervention (PCI) for stable coronary artery disease (CAD) categorized according to procedural outcomes.
| Variable | Overall (n = 12,538) | Procedural Success (n = 12,000) | Procedural Failure (n = 538) | p Value |
|---|---|---|---|---|
| Age (years) * | 69.3 ± 10.4 | 69.3 ± 10.4 | 69.9 ± 10.2 | 0.402 |
| Men | 77.2% | 77.2% | 77.5% | 0.871 |
| BMI (kg/m2) * | 28.0 ± 4.6 | 28.0 ± 4.6 | 27.8 ± 4.7 | 0.342 |
| Diabetes Mellitus | 29.7% | 29.4% | 35.4% | 0.005 |
| Hypercholesterinemia | 88.5% | 88.4% | 90.8% | 0.103 |
| Hypertension | 86.8% | 86.7% | 89.0% | 0.125 |
| Smoking (current) | 14.6% | 14.5% | 15.8% | 0.413 |
| Left Ventricular Ejection Fraction ‡ | 0.069 | |||
| ● Normal | 71.9% | 72.1% | 66.6% | |
| ● Moderately reduced | 16.0% | 15.9% | 18.9% | |
| ● Reduced | 7.5% | 7.5% | 8.7% | |
| ● Low | 4.6% | 4.5% | 5.8% | |
| Family History of CAD | 41.3% | 41.5% | 37.6% | 0.099 |
| Heart Failure | 4.1% | 5.6% | 4.1% | 0.099 |
| NYHA Classification | 0.523 | |||
| ● I | 17.2% | 17.2% | 17.4% | |
| ● II | 47.7% | 47.8% | 44.4% | |
| ● III | 32.2% | 32.1% | 35.3% | |
| ● IV | 2.9% | 2.9% | 2.9% | |
| Prior MI | 29.5% | 29.3% | 34.5% | 0.015 |
| Prior CABG | 14.4% | 14.0% | 22.1% | <0.001 |
| eGFR (mL/min/1.732) * | 71.3 ± 19.5 | 71.9 ± 19.4 | 69.4 ± 20.9 | 0.038 |
| Baseline Creatinine (mg/dL) † | 1.00 (0.88, 1.20) | 1.00 (0.88, 1.20) | 1.00 (0.88, 1.22) | 0.096 |
* mean ± standard deviation; † median (interquartile range). ‡ Left ventricular function groups are indicated as follows: normal (52–100%) moderately reduced (41–51%), reduced (30–40%), and low (0–29%) in males; and normal (54–100%), moderately reduced (41–53%), reduced (30–40%), and low (0–29%) in females. BMI, body mass index; CABG, coronary artery bypass graft; CAD, coronary artery disease; eGFR, estimated glomerular filtration rate; MI, myocardial infarction; NYHA, New York Heart Association.