Table 1 Patient characteristics
Patient Characteristics | Frequency (%) |
|---|---|
Age at the time of operation (in months) | |
Mean ± S.D. (min–max) | 37.5 ± 24.7 (18–96) |
Age groups (in years) | |
< 3 | 11 (61.1) |
3–6 | 5 (27.8) |
> 6 | 2 (11.1) |
Sex | |
Male | 3 (16.7) |
Female | 15 (83.3) |
Type of surgery | |
Salter Osteotomy | 18 (100) |
Femoral Shortening | 5 (27.8) |
Femoral derotational osteotomy | None |
Mean Medial Joint Space values | |
Before Capsulorrhaphy (95% CI) | 1.59 (1.12–2.05) |
After Capsulorrhaphy (95% CI) | 0.76 (0.50–1.02) |
Before-After difference (95% CI) | 0.83 (0.54–1.11) |
Power analysis value | < 0.001 |