Research Article

The Ischial Spine in Developmental Hip Dysplasia: Unraveling the Role of Acetabular Retroversion in Periacetabular Osteotomy

Table 3

Comparison of coxometric measurements according to ischial spine sign.

Ischial spineMean difference (%)
Present (%)Absent (%)

RI33.3731.601.760.593
CD11.452.488.97<0.001

RI = retroversion index; CD = crossover distance.