Table 4. Results of the ANOVA investigating the interaction of the factors “age”, “preoperative pain”, “anesthetic technique” and “surgical procedure” with sex differences of the outcome “worst postoperative pain since surgery”.
| Explanatory Factor | P value | |
|---|---|---|
| Females | Males | |
| Age * | 0.282 | <0.001 |
| Existence of chronic preoperative pain | 0.034 | 0.006 |
| Anesthetic technique# | ||
| GA | 0.532 | 0.087 |
| GA with RA | 0.557 | 0.964 |
| Surgical procedureΔ | ||
| Bone surgery | 0.684 | 0.076 |
| Joint surgery | 0.420 | 0.053 |
*up to 50 years old compared with 50+
#compared with RA only
Δcompared with soft-tissue surgery