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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)