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Table 2 Implant placement angles at 1 year after surgery

From: Preoperative planning for implant placement with consideration of pelvic tilt in total hip arthroplasty: postoperative efficacy evaluation

Supine Number Cup inclination Cup anteversion Stem antetorsion CA
Overall 75 39.3 (4.1) 16.9 (6.0) 25.8 (8.7) 35.0 (5.8)
Anterior tilt 9 38.1 (3.3) 16.3 (9.3) 28.1 (10.1) 36.0 (4.5)
Intermediate 45 39.1 (4.1) 17.4 (5.6) 26.1 (8.8) 35.6 (5.9)
Posterior tilt 21 39.9 (4.4) 16.2 (5.5) 24.1 (8.1) 34.1 (6.0)
Standing Number Cup inclination Cup anteversion Stem antetorsion CA
Overall 75 40.5 (4.2) 20.8 (6.3) 25.8 (8.7) 38.9 (5.7)
Anterior tilt 9 39.5 (3.6) 20.8 (8.2) 28.1 (10.1) 40.5 (5.0)
Intermediate 45 40.1 (4.3) 20.0 (6.0) 26.1 (8.8) 38.2 (5.9)
Posterior tilt 21 42.1 (4.1) 22.6 (5.4) 24.1 (8.1) 39.5 (5.6)
  1. CA combined anteversion. The figures in parentheses are standard deviations. The measurements are expressed as radiographic angles