Table 1.
Summary of patient characteristics
| Patient Characteristic | n = 14,936 | % |
|---|---|---|
| Age | 48.42 ± 15.43 | — |
| Male | 3034 | 20.3 |
| Race | ||
| White | 10823 | 72.5 |
| Nonwhite | 4113 | 27.5 |
| Body mass index | 28.46 ± 7.16 | — |
| Clinical characteristics | ||
| Chemotherapy < 30 d | 228 | 1.5 |
| Prior operation within 30 d | 663 | 4.4 |
| Radiotherapy < 90 d | 44 | 0.3 |
| Smokers | 2726 | 18.3 |
| Steroid use | 257 | 1.7 |
| Comorbidities | ||
| Bleeding disorders | 275 | 1.8 |
| Chronic obstructive pulmonary disease | 278 | 1.9 |
| Congestive heart failure | 39 | 0.3 |
| Diabetes | 1253 | 8.4 |
| Hypertension | 4120 | 27.6 |
| History of cardiac surgery | 376 | 2.5 |
| History of percutaneous cardiac intervention | 314 | 2.1 |
| Peripheral vascular disease | 166 | 1.1 |