Table 6.
Multivariate Analysis for Superficial SSIs.
| Variable | Standard error | Adjusted odds ratio | 95% Confidence interval | P value |
|---|---|---|---|---|
| Surgical specialty | ||||
| Orthopedic surgery | 1 (Reference) | |||
| Plastic surgery | 1.3 | 9.01 | 0.70-115.72 | .09 |
| Age | 0.07 | 0.93 | 0.81-1.08 | .33 |
| Sex | ||||
| Female | 1 (Reference) | |||
| Male | 1.36 | 1.77 | 0.12-25.31 | .68 |
| Duration of anesthesia | 0.03 | 1 | 0.94-1.06 | .94 |
| Duration of operation | 0.04 | 0.99 | 0.91-1.07 | .77 |
| ASA classification | ||||
| 1—No disturbance | 3340.71 | 0 | 0-Inf | 1 |
| 2—Mild disturbance | 1 (Reference) | |||
| 3/4—Severe/Life threatening | 1.4 | 1.8 | 0.12-27.8 | .67 |
| Hypertension | 1.41 | 0.52 | 0.03-8.3 | .64 |
| Smoking | 1.44 | 1.71 | 0.10-28.51 | .71 |
Note. SSIs = surgical site infections; ASA = American Society of Anesthesiologists.
P value significance <.05.