Demographic and clinical characteristics of patients who underwent total hip arthroplasty in the pre-pandemic and pandemic periods
| Characteristic | Period | p value | |
|---|---|---|---|
| April 2019 – February 2020 | April 2020 – February 2021 | ||
| Age, yr, mean ± SD | 67.3 ± 10.7 | 67.3 ± 10.6 | 1.00 |
| Sex, female, % | 54.6 | 54 | 0.32 |
| CCI, no. (%) | |||
| 0 | 15 024 (96.2) | 12 058 (96.6) | 0.07 |
| 1 | 562 (3.6) | 399 (3.2) | 0.07 |
| 2 | 31 (0.2) | 25 (0.2) | 1.00 |
CCI = Charlson Comorbidity Index; SD = standard deviation.