Table 1

Quantity of opioids prescribed over time (N = 45).

Follow-UpMME/d, mean (SD) P Valuea
6 mo preoperative45.8 (63.1)0.74
3 mo preoperative47.2 (57.8)NA
3 mo postoperative56.8 (64.7)0.29
6 mo postoperativeb 37.9 (61.6)0.17
9 mo postoperative47.5 (65.2)0.97
12 mo postoperative52.0 (58.8)0.61

  • P (T), the 2-sided paired T test.

  • ↵a P value based on 2-sided paired t test (relative to 3 mo before the operation).

  • ↵b The difference in mean opioid consumption between 3- and 6-mo postoperative follow-ups was statistically significant (P = 0.01).

  • MME, morphine milligram equivalents.