Table 3.
Adjusted mean costs for endometriosis patients with opioid use in the United States.
| Characteristics | High- vs low-risk opioid users | Chronic vs non-chronic opioid users | ||||||
|---|---|---|---|---|---|---|---|---|
| High-risk opioid users | Low-risk opioid users | Estimated mean ratio with 95% CI | p-value | Chronic opioid users | Non-chronic opioid users | Estimated mean ratio with 95% CI | p-value | |
| All-cause costs | ||||||||
| Total | US$16,377 | US$13,153 | 1.25 (1.22–1.27) | <0.0001 | US$20,930 | US$12,272 | 1.71 (1.64–1.77) | <0.0001 |
| Medical | US$14,561 | US$11,709 | 1.24 (1.21–1.27) | <0.0001 | US$18,563 | US$10,869 | 1.71 (1.64–1.78) | <0.0001 |
| Pharmacy | US$2255 | US$1806 | 1.25 (1.22–1.28) | <0.0001 | US$2809 | US$1717 | 1.64 (1.56–1.71) | <0.0001 |
| Endometriosis-related costs | ||||||||
| Total | US$525 | US$420 | 1.25 (1.12–1.39) | US$656 | US$380 | 1.73 (1.49–2.03) | ||
| Medical | US$520 | US$413 | 1.26 (1.13–1.42) | US$651 | US$363 | 1.79 (1.54–2.07) | ||
| Pharmacy | US$14 | US$12 | 1.10 (0.92–1.34) | US$19 | US$15 | 1.26 (0.90–1.69) | ||
CI: confidence interval; ER: emergency room; HCRU: health care resource utilization; LOS: length of stay.