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Table 2 Measurement parameters

From: Effect of coronal plane acetabular correction on joint contact pressure in Periacetabular osteotomy: a finite-element analysis

Parameters

Morphological parameters on supine pelvic radiographs

 Lateral center-edge angle (°) a

11.1 (− 14.8 to 17.4)

 Medial center-edge angle (°) a

49.2 ± 8.9

 Acetabular arc (°) a

58.3 ± 9.7

 Tönnis angle (°) a

22.9 (10.6–34.7)

 Sharp angle (°) a

47.8 ± 3.5

 Extrusion index (%) a

36.5 (27.1–63.8)

 Crossover sign b

13 (29.5)

 Posterior wall sign b

33 (75.0)

 Anterior wall index a

0.26 (−0.02 to 0.53)

 Posterior wall index a

0.87 ± 0.18

 Roundness index (%) a

52.4 ± 2.2

 Femoro-epiphyseal acetabular roof index a

4.3 (−1.5 to 20.9)

Standing anterior pelvic plane angle (°) a

1.7 ± 6.0

  1. aValues are presented as the mean ± SD or the median (range)
  2. bValues are presented as a number (%)