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Table 3 Shape of the proximal femur

From: Total hip arthroplasty after failed transtrochanteric rotational osteotomy for osteonecrosis of the femoral head: analysis of three-dimensional morphological features

Measurement

TRO group

Control group

p value

Mean AP diameter, mm (SD)

50.0 (7.0)

37.2 (3.8)

< 0.001*

Mean ML diameter, mm (SD)

49.9 (5.5)

47.2 (3.8)

0.12

Mean AP/ML ratio (SD)

1.01 (0.1)

0.79 (0.1)

< 0.001*

  1. AP Anteroposterior, ML Mediolateral, SD Standard deviation, TRO Transtrochanteric rotational osteotomy
  2. *Statistically significant