Table IV.
Patient demographic data and preoperative functional scores for patients undergoing total hip arthroplasty according to group.
| Demographic | Year | OR/difference (95% CI) | p-value | |
|---|---|---|---|---|
| 2019 (n = 192) | 2020 (n = 48) | |||
| Sex, n | OR 1.11 (0.58 to 2.12) | 0.743* | ||
| Male | 81 | 19 | ||
| Female | 111 | 29 | ||
| Mean age, yrs (SD) | 69.3 (10.5) | 68.9 (12.2) | Diff 0.4 (-3.1 to 3.9) | 0.821† |
| Mean BMI, kg/m2 (SD) | 28.5 (5.6) | 29.0 (5.1) | Diff 0.5 (-1.3 to 2.2) | 0.603† |
| Comorbidity, n (% of group) | ||||
| No disease | Reference | |||
| Connect tissue | 16 | 3 | OR 0.73 (0.21 to 2.63) | 0.633‡ |
| Diabetes | 16 | 6 | OR 1.57 (0.58 to 4.26) | 0.371* |
| Back pain | 85 | 22 | OR 1.07 (0.56 to 2.01) | 0.846* |
| Hypertension | 54 | 10 | OR 0.67 (0.31 to 1.44) | 0.307* |
| Mean functional measures (SD) | ||||
| Preoperative OHS | 20.5 (9.5) | 20.0 (8.3) | Diff 0.6 (-2.4 to 3.5) | 0.693† |
| Preoperative EQ-5D | 0.387 (0.328) | 0.321 (0.321) | Diff 0.066 (-0.038 to 0.170) | 0.212† |
*
Chi-squared test.
†
Independent-samples t-test.
‡
Fisher's exact test.
CI, confidence interval; Diff, difference; EQ-5D, EuroQol five-dimension questionnaire; N/A, not applicable; OHS, Oxford Hip Score; OR, odds ratio; SD, standard deviation.