Preoperative Community-Based Opioid Use | Preoperative Classification | P-value | ||
Opioid Naive (n = 55) | Intermittent Opioid Users (n = 26) | Long-term Opioid Users (n = 19) | ||
Mean MED (range) | 0 | 10.9 (0.2, 110.3) | 115.6 (3.3, 608.0) |  < 0.001 |
Mean Days of Opioid Use in past 180 days, (range) | 0 | 28.5 (4, 101) | 147.3 (100, 183) |  < 0.001 |
Opioid Prescriber, n (%) | ||||
 Family Physician | 0 | 17 (65.4) | 18 (94.7) | 0.06 |
 Orthopedic Surgeon | 0 | 4 (15.3) | 0 (0.0) | |
 Not Indicated | 0 | 5 (19.2) | 1 (5.3) | |
Postoperative Community-Based Opioid Use | Postoperative Classification | P-value | ||
No Opioid Use Post Discharge (n = 13) | Intermittent Opioid Users (n = 72) | Long-term Opioid Users (n = 15) | ||
Mean MED (range) | 0 | 6.1 (0.75, 84) | 153.5 (3.9, 448) |  < 0.001 |
Mean Days of Opioid Use 180 days post-surgery (range) | 0 | 13.7 (2, 90) | 49.7 (30, 100) |  < 0.001 |
Opioid Prescriber, n (%) | ||||
 Family Physician | 0 | 44 (61.1) | 13 (86.7) | 0.065 |
 Orthopedic Surgeon | 0 | 20 (27.8) | 0 (0.0) | |
 Not indicated | 0 | 8 (11.1) | 2 (13.3) |