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Table 2 – Comparison of Acetabular Cup sizes for patients reported in Dublin’s study and in current study

From: Use of a modular hip dual-mobility articulation in patients with high risk of dislocation: a relatively small-sized acetabulum in Asian patients may limit its use

Acetabular cup size (mm)

No. of patients in Dubin’s study in United States (%)

No. of patients in current study (%)

44

1 (0.4%)

0 (0%)

46

1 (0.4%)

4 (23.5%)

48

1 (0.4%)

5 (29.4%)

50

54 (19.3%)

4 (23.5%)

52

110 (39.3%)

1 (5.9%)

54

49 (17.5%)

2 (11.8%)

56

39 (13.9%)

0 (0%)

58

17 (6.1%)

1 (5.9%)

60

8 (2.9%)

0 (0%)

62

0 (0%)

0 (0%)

 

total = 280

total = 17

mean

cup size = 53.1 mm

cup size = 49.5 mm

median

cup size = 52 mm

cup size = 48 mm

  1. p-value < 0.001 (Independent samples t-test)