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Table 3 Outcomes and complications in the two groups with ceramic-on-polymer

From: Total hip arthroplasty following failure of tantalum rod implantation for osteonecrosis of the femoral head with 5- to 10-year follow-up

Variable

Tantalum rod group (n = 16)

Control group (n = 15)

P-value

Preoperative HHS

54.4 (38–63)

55.8 (47–65)

0.949

Postoperative HHS

95.3 (88–100)

94.3 (83–98)

0.328

Acetabular component (°)

Inclination

37.2 (31–43)

38.4 (32–48)

0.347

Anteversion

19.2 (14–28)

17.6 (11–26)

0.163

Femoral head (mm)

  

0.200

 28

7

10

 

 32

9

5

 

Osteolysis or radiolucencies

2

1

1.000

liner wear rate (μm/yr)

68.9 (34.5–89.6)

56.5 (23.5–102.7)

0.155

  1. HHS Harris Hip Score