Table 6.
Multivariable logistic regression of characteristics associated with opioid prescription in patients naïve with both opioids and nonopioids before surgery (n = 139)
| Adjusted OR (95% CI) | P value | |
|---|---|---|
| Age at surgery, y | 0.95 (0.91-0.99) | .02 |
| Smoking | 4.42 (1.45-13.50) | .01 |
| ASA classification | ||
| 2 | (reference) | |
| 3 | 3.65 (0.74-18.10) | .11 |
| 4 | 3.97 (0.71-22.13) | .12 |
| Cavity | ||
| Abdominal cavity | (reference) | |
| Thoracic cavity | 3.86 (0.89-16.76) | .07 |
Area under receiver operating characteristic curve = 0.78. Values in bold are statistical significance at P values < .05. OR, Odds ratio; CI, confidence interval; ASA, American Society of Anesthesiologists.