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Table 2 Anteversion, abduction, position of COR before and after revision THA

From: Three-dimensional technology assisted trabecular metal cup and augments positioning in revision total hip arthroplasty with complex acetabular defects

ParametersPreoperativePostoperative3D plannedPostoperative-preoperative value; p valuePostoperative-planned value; p value
Anteversion11.35 ± 8.5511.99 ± 6.9113.39 ± 3.480.06 ± 12.44; p = 0.982− 1.39 ± 4.1; p = 0.168
Abduction59.60 ± 31.1544.91 ± 5.9342.67 ± 4.40− 13.92 ± 32.90; p = 0.0902.24 ± 3.02; p = 0.006
Vertical position of COR/contralateral position of COR1.15 ± 0.191.09 ± 0.20/− 0.44 ± 1.38; p = 0.185 
Horizontal position of COR/contralateral position of COR0.97 ± 0.211.00 ± 0.18/0.06 ± 0.19; p = 0.193/
HHS27.50 ± 6.5480.94 ± 5.19/53.44 ± 6.40; p < 0.001/
  1. COR, center of rotation; THA, total hip arthroplasty; HHS, Harris hip score