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Table 3 Correlation of postoperative radiological hip morphologies and functional outcome

From: Acetabular- and femoral orientation after periacetabular osteotomy as a predictor for outcome and osteoarthritis

  Difference Pre- and Postoperative WOMAC Score Postoperative Oxford Hip Score GTO
Acetabular sector Angle
 15:00 0.505 0.648 0.854
 14:00 0.707 0.234 0.143
 13:00 0.247 0.359 0.983
 12:00 0.179 0.145 0.140
 11:00 0.304 0.258 0.926
 10:00 0.939 0.535 0.101
 09:00 0.294 0.766 0.134
 horizontal 9 + 15 0.224 0.719 0.266
Anteversion
  + 1 0.669 0.227 0.960
  + 0.5 0.390 0.603 0.567
 Femoral head center 0.898 0.593 0.706
 -0.5 0.641 0.423 0.700
Alpha Angle
 15:00 0.080 0.789 0.874
 14:00 0.561 0.292 0.702
 13:00 0.714 0.916 0.550
 12:00 0.153 0.748 0.470 (0.000)
 11:00 0.077 0.847 0.259 (0.047)
 10:00 0.162 0.407 0.308 (0.017)
 09:00 0.979 0.651 0.058
Antetorsion 0.342 0.319 0.507
Combined Anteversion 0,500 0.835 0.584
  1. Table 3 Correlation analysis between radiographic angles (Acetabular sector angle, Anteversion, Alpha angle, Antetorsion, Combined antetorsion) and PROMs (difference between Pre- and postoperative WOMAC Score, postoperative Oxford Hip score and GTO global treatment outcome) with display of the correlation coefficient and if significant p value in parentheses