Safe surgical corridor for iliosacral screw placement in unstable pelvic fractures: a computed-tomography-guided validation study of the “triangulation method”

Table 2 Grouping according to femoral rotation angle

Variables	Internal rotation group (n = 88)	External rotation group (n = 94)	Effect size	P-value
Gender (male/female)	42/46	46/48	χ² = 0.027	0.870
BMI (mean ± SD, kg/m²)	23.71 ± 2.70	24.64 ± 3.13	T = 2.073	0.04
Abscissa (mean ± SD)	0.46 ± 0.033	0.50 ± 0.039	T = 6.309	< 0.001
Ordinate (mean ± SD)	0.86 ± 0.049	0.86 ± 0.048	T = 0.623	0.534

ISSN: 1754-9493