Table 2.
– Comparison of quality outcomes between preoperative non-chronic and chronic THA opioid users, as well as between preoperative chronic THA opioid users who went on to change opioid use status 6 months following surgery.
| Quality Metrics | Preoperative |
Postoperative (6-months) |
||||
|---|---|---|---|---|---|---|
| Non-chronic opioid users (n = 202) | Chronic opioid users (n = 54) | p-value | Users cured of chronic use (n = 41) | Persistent chronic users (n = 13) | p-value | |
| Discharge disposition (%) | 0.779 | 0.080 | ||||
| HHS | 178 (88.1) | 45 (83.3) | 35 (85.4) | 10 (76.9) | ||
| Home with self-care | 3 (1.5) | 1 (1.9) | 0 | 1 (7.7) | ||
| SNF | 17 (8.4) | 7 (13.0) | 6 (14.6) | 1 (7.7) | ||
| Inpatient rehabilitation | 4 (2.0) | 1 (1.9) | 0 | 1 (7.7) | ||
| Mean LOS, days (SD) | 2.4 (1.3) | 2.4 (1.2) | 0.998 | 2.2 (0.9) | 3.1 (1.6) | 0.010 |
| Mean VBP costs (SD) | 4955.1 (3952.8) | 5501.1 (4573.1) | 0.384 | 5434.4 (4400.9) | 5711.5 (5138.2) | 0.850 |
| 30-day readmission (%) | 2 (1.0) | 3 (5.6) | 0.031 | 1 (2.4) | 2 (15.4) | 0.076 |
| 90-day readmission (%) | 6 (3.0) | 5 (9.3) | 0.043 | 2 (4.9) | 3 (23.1) | 0.049 |
| 6-month readmission (%) | 13 (6.4) | 8 (14.8) | 0.046 | 4 (9.8) | 4 (30.8) | 0.063 |
| # ER visits (%) | 11 (5.4) | 2 (3.7) | 0.605 | 1 (2.4) | 1 (7.7) | 0.233 |
| Avg Office visits (SD) | 2.1 (1.7) | 2.4 (1.5) | 0.239 | 2.5 (1.4) | 2.0 (1.7) | 0.286 |
ER – Emergency room; - HHS - Home with healthcare services LOS – Length of stay; SD – Standard deviation; SNF - Skilled nursing facility; VBP – Value-Based Purchasing.