From: Sustained hip flexion contracture after femoral lengthening in patients with achondroplasia
Hip FC group (n = 13) | No significant contracture group (n = 21) | |||||
---|---|---|---|---|---|---|
Preoperative | postoperative | p-value | preoperative | postoperative | p-value | |
PI (°) | 42.1 (36.3–50.2)* | 53.3 (29.2–65.5) | 0.068 | 35.6 (30.0–47.8)* | 36.0 (28.5–52.1) | 0.317 |
PT (°) | −2.5 (−6.7–12.2)* | − 5.0 (− 26.0–24.0) | 0.011† | − 3.6 (− 7.3–6.0)* | − 3.0 (− 26.0–17.0) | 0.317 |
SS (°) | 44.6 (37.4–55.6)* | 74.3 (45.0–107.0) | 0.001† | 39.1 (22.1–47.0)* | 40.0 (20.0–72.0) | 0.919 |
LL (°) | 47.1 (37.2–54.3)* | 66.7 (45.0–87.0) | 0.001† | 43.2 (40.1–51.9)* | 48.0 (40.8–66.0) | 0.281 |