Table 1.

Radiographic pathology

Pathology	Number
Acetabular retroversion	12
Coxa profunda	7
Protrusio acetabuli	1
Pistol grip deformity	1
Aspherical femoral head	45
Coxa vara	6
Coxa valga	7
Herniation pits	7
Tönnis OA classification
Class 0	37
Class 1	10
Class 2	1