Daily opioid consumption by diagnostic group: Mean (SD) MED of HOU subjects in groups 2 and 3 combined was greater than that of group 1 HOU subjects (575.7 [472.9] mg/d vs 284.9 [74.6] mg/d, respectively; P < .001).
| OPIOID GROUP | GROUP 1, BIOMEDICAL DIAGNOSIS (N = 65) | GROUP 2, BIOMEDICAL DIAGNOSIS AND PSYCHOLOGICAL FACTORS (N = 100) | GROUP 3, PSYCHOLOGICAL FACTORS (N = 38) |
|---|---|---|---|
| Mean (SD) daily MED for all opioid users, mg | 66.5 (89.2) | 162.6 (287.8) | 219.4 (410.5) |
| HOU | |||
| • Mean (SD) daily MED, mg | 284.9 (74.6) | 543.7 (405.5) | 639.7 (596.3) |
| • Range of daily MEDs, mg | 200–409 | 203–1864 | 200–2340 |
| LOU | |||
| • Mean (SD) daily MED, mg | 39.6 (40.6) | 47.6 (49.2) | 53.5 (49.0) |
| • Range of daily MEDs, mg | 0.4–175 | 2–198 | 0.5–180 |
HOU—high opioid use, LOU—low opioid use, MED—morphine-equivalent dosage.