Impact of sex on quantity of opioids prescribed over time (N = 62).
| Follow-Up | Sex | MME/d, mean (SD) | P Valuea |
| 6 mo preoperative | F | 37.6 (46.9) | 0.06 |
| M | 74.1 (97.9) | ||
| 3 mo preoperative | F | 42.4 (44.1) | 0.23 |
| M | 63.7 (90.7) | ||
| 3 mo postoperative | F | 56.1 (67.0) | 0.49 |
| M | 59.2 (55.1) | ||
| 6 mo postoperative | F | 34.5 (49.9) | 0.32 |
| M | 49.9 (57.2) | ||
| 9 mo postoperative | F | 38.2 (52.7) | 0.07 |
| M | 79.3 (92.1) | ||
| 12 mo postoperative | F | 50.5 (60.4) | 0.64 |
| M | 57.1 (54.7) |
↵a P value based on the Wilcoxon nonparametric test.
F, female; M, male; MME, morphine milligram equivalents.