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Table 3 Radiographic analysis (n = 17) and comparison of postoperative and FU radiographs

From: Cementation of a dual mobility cup in a well-fixed acetabular component- a reliable option in revision total hip arthroplasty?

  

postoperative

FU

P

Inclination

 

Well-fixed cup

46.8 ± 6.2 (36.9–60.0)

47.2 ± 6.6 (36.9–57.2)

.519

 

New cup

43.3 ± 9.1 (26.2–62.7)

43.7 ± 10.6 (27.0–69.8)

.594

 

p

.182

.194

 
 

New cup more inclined

12/17 (70.6%)

12/17 (70.6%)

 

Center of Rotation (δ)

 

2.8 ± 2.4 (.0–9.0)

2.8 ± 2.1 (.0–9.0)

1.00

Edge (δ)

 

3.4 ± 1.7 (.0–6.0)

3.2 ± 1.8 (.0–6.0)

.593

 

New cup further lateral

14/17 (82.4%)

13/17 (76.5%)

 

Anteversion

New cup > well-fixed cup

12/17 (70.6%)

12/17 (70.6%)

 

Coverage

New cup fully covered

6/17 (35.3%)

6/17 (35.3%)

 
  1. Categorical variables are presented as counts with percentages, continuous variables as mean with standard deviation and range. A p value of less than .05 indicates statistical significance. FU, follow-up; δ, difference