Table 1 Femoral torsion measurements for the 6 methods (mean ± SD) with p-values for repeated measures ANOVA with a Greenhouse–Geisser correction

Method 0

7.32° ± 7.74°

9.85° ± 5.96°

8.12° ± 7.30°

Method 1

9.32° ± 8.37°

11.26° ± 7.93°

9.93° ± 8.24°

Method 2

12.34° ± 9.18°

15.13° ± 6.95°

13.21° ± 8.60°

Method 3

7.54° ± 8.13°

9.69° ± 6.30°

8.21° ± 7.64°

Method 4

9.11° ± 8.26°

10.45° ± 6.98°

9.53° ± 7.87°

Method 5

9.70° ± 8.16°

12.12° ± 6.87°

10.46° ± 7.83°

P-value

< 0.001^*

< 0.001^*

< 0.001^*