Table 2 Logistic regression analysis of predictor variables for successful outcome 1Â year after hip arthroscopy
From: Developing a risk prediction model for the functional outcome after hip arthroscopy
Predictors | Univariable analysis | Multivariable analysis | ||||
|---|---|---|---|---|---|---|
Odds ratio (95% CI) | P value | Odds ratio (95% CI) | Regression coefficient | P value | ||
Constant |  |  |  |  | –0.19 |  |
Gender | female vs male | 0.38 (0.19–0.76) | 0.01 | 0.37 (0.17–0.83) | –0.97 | 0.02 |
Age (IQR 31–48) |  | 1.07 (0.67–1.72) | 0.77 | – | – | – |
BMI (IQR 23–28) |  | 0.75 (0.48–1.16) | 0.20 | – | – | – |
Years of complaints (IQR 2–4) |  | 0.95 (0.81–1.13) | 0.59 | – | – | – |
Tönnis classification | grade ≥ 1 vs grade 0 | 1.30 (0.36–4.66) | 0.69 | – | – | – |
Alpha angle (IQR 52–75) |  | 1.66 (0.97–2.83) | 0.06 | – | – | – |
CAM | yes vs no | 2.38 (1.25–4.55) | 0.01 | – | – | – |
Pincer | yes vs no | 0.58 (0.28–1.21) | 0.15 | 0.47 (0.21–1.09) | –0.74 | 0.08 |
Labral tear | yes vs no | 0.55 (0.27–1.15) | 0.11 | 0.46 (0.20–1.06) | –0.77 | 0.07 |
Preoperative VASpain (IQR 5–8) |  | 0.91 (0.50–1.63) | 0.75 | – | – | – |
Preoperative mHHS (IQR 48–64) |  | 1.44 (0.95–2.18) | 0.09 | – | – | – |
Preoperative HOS-ADL (IQR 41–74) |  | 1.84 (1.08–3.15) | 0.02 | 2.01 (0.99–4.08) | 0.02 | 0.05 |
Preoperative HOS-Sport (IQR 48–64) |  | 1.38 (0.83–2.29) | 0.21 | – | – | – |
Preoperative WHOQOL physical (IQR 48–64) |  | 1.35 (0.88–2.06) | 0.16 | 0.43 (0.22–0.87) | –0.04 | 0.02 |
Preoperative WHOQOL psychological (IQR 60–79) |  | 1.69 (1.12–2.57) | 0.01 | 2.40 (1.38–4.18) | 0.05 | 0.002 |