Table 1.
Demographics and Patient-Related Information
| Variable | Level | N = 2231 |
|---|---|---|
| Patient-related information | Average height = 62.94 inch | — |
| Average weight = 155.49 lb | — | |
| Average BMI = 27.6 kg/m2 | — | |
| Smoker | 231 (10.4%) | |
| Diabetic | 134 (6.0%) | |
| >10% weight loss in last 6 months | 5 (0.2%) | |
| Emergency case | 23 (1.0%) | |
| Patient ASA class | 1 | 254 (11.4%) |
| 2 | 1467 (65.8%) | |
| 3 | 493 (22.1%) | |
| 4 | 14 (0.6%) | |
| 5 | 0 (0%) | |
| n.s | 3 (0.1%) | |
| Wound class | 1 (Clean) | 1990 (89.2%) |
| 2 (Clean/Contaminated) | 72 (3.2%) | |
| 3 (Contaminated) | 56 (2.5%) | |
| 4 (Dirty/Infected) | 113 (5.1%) | |
| Principle anesthesia technique | General | 2217 (99.4%) |
| MAC/IV | 10 (0.4%) | |
| Spinal, local, or epidural | 4 (0.2%) |
ASA, American Society of Anesthesiologists; IV, intravenous; MAC, monitored anesthesia care; ns, not specified.