Table 3 Estimation of femoral anteversion and tibial torsion by age in the linear mixed model
From: Evaluation of factors affecting external tibial torsion in patients with cerebral palsy
< 4 years | 5 years | 6 years | 7 years | 8 years | 9 years | 10 years | ||
Femoral anteversion | 44.9 | 44.6 | 44.3 | 44.1 | 43.8 | 43.5 | 43.2 | |
95% CI | 45.5–45.3 | 44.1–45.1 | 43.8–44.9 | 43.4–44.7 | 43.0–44.6 | 42.6–44.4 | 42.3–44.2 | |
Tibial torsion | 13.7 | 14.0 | 14.3 | 14.6 | 14.9 | 15.2 | 15.5 | |
95% CI | 13.4–14.1 | 13.6–14.4 | 13.8–14.8 | 14.0–15.2 | 14.2–15.6 | 14.4–16.0 | 14.6–16.3 | |
11 years | 12 years | 13 years | 14 years | 15 years | 16 years | 17 years | > 18 years | |
Femoral anteversion | 43.0 | 42.7 | 42.4 | 42.1 | 41.8 | 41.6 | 41.3 | 41.0 |
95% CI | 41.9–44.0 | 41.5–43.8 | 41.1–43.7 | 40.7–43.5 | 40.4–43.3 | 40.0–43.1 | 39.6–42.9 | 39.2–42.7 |
Tibial torsion | 15.7 | 16.0 | 16.3 | 16.6 | 16.9 | 17.2 | 17.5 | 17.8 |
95% CI | 14.8–16.7 | 15.0–17.1 | 15.2–17.5 | 15.4–17.9 | 15.6–18.2 | 15.8–18.6 | 16.0–19.0 | 16.2–19.4 |