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Table 2 Confidence intervals (95%) of the mean acetabular index in each group

From: Tomographic index as auxiliary criteria for surgery indication in fracture dislocation of acetabulum posterior wall

Group Confidence interval (95%)
  Lower limit Upper limit
Normal 1.8 1.9
−25% 2.4 2.5
−30% 2.6 2.7
Surgical fracture 2.9 3.8
Conservative fracture 1.6 2.4