From: Sustained hip flexion contracture after femoral lengthening in patients with achondroplasia
Hip FC (°) | Hip FC group (n = 13) | No significant contracture group (n = 21) | p-value |
---|---|---|---|
Before surgery | 6.3 (5–7)* | 1.8 (0–5)* | 0.005† |
During the distraction osteogenesis | |||
Latency period | 25.0 (10–35)* | 23.7 (8–33)* | 0.740 |
Lengthening period (early) | 19.5 (0–25)* | 14.5 (0–20)* | 0.619 |
Lengthening period (end) | 38.7 (32–42)* | 20.3 (5–25)* | < 0.001† |
Consolidation period | 33.7 (30–35)* | 6.8 (0–15)* | < 0.001† |
Final follow-up | 2.0 (0–5)* | 1.3 (0–3)* | 0.459 |