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Table 2 Outcome measurements

From: Inclinometer use in primary total hip arthroplasty does not improve acetabular component positioning: a non-randomized control trial

Outcome

Inclinometer Group (n = 108)

Control Group (n = 115)

P-value

Inclination, mean ± SD (°)

43.9 ± 4.7

41.5 ± 6.7

 < 0.001

Safe Inclinationa, n (%)

96 (88.9)

98 (85.2)

0.415

Anteversion, mean ± SD (°)

24.8 ± 6.7

24.0 ± 6.8

0.447

Safe Anteversionb, n (%)

62 (57.4)

63 (54.8)

0.693

Safe Inclination and Safe Anteversion, n (%)

58 (53.7)

54 (47.0)

0.314

Dislocation, n (%)

0 (0)

2 (1.7%)

0.169

  1. aSafe inclination zone defined as 40 ± 10 (°)
  2. bSafe anteversion zone defined as 15 ± 10 (°)