Quality assessment of total hip arthroplasty outcomes in the pre-pandemic and pandemic periods
| Quality indicator | Period | p value | |
|---|---|---|---|
| April 2019 – February 2020 | April 2020 – February 2021 | ||
| LOS, d, mean ± SD | 2.2 ± 2.7 | 1.88 ± 2.5 | < 0.001 |
| Discharged to home, % | 14 647 (93.8) | 11 746 (94.1) | 0.30 |
| Revision within 30 d, % | 142 (0.91) | 137 (1.1) | 0.11 |
| Readmission within 30 d, % | 495 (3.2) | 437 (3.5) | 0.16 |
| ED visit within 30 d, % | 2241 (14.4) | 1498 (12.0) | < 0.001 |
ED = emergency department; LOS = length of stay in hospital; SD = standard deviation.