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Table 3 Multiple comparisons of coronal deformity group, the mean difference of HKA deviation range and the mean difference of FTA deviation range

From: Effect of limb rotation on radiographic alignment measurement in mal-aligned knees

Coronal deformity group HKA deviation FTA deviation
Mean difference S.E Sig. 95% C.I. Mean difference S.E Sig. 95% C.I.
Slight–moderate 0.14 0.51 0.783 − 0.89\(\sim\)1.17 − 0.57 0.83 0.493 -2.26\(\sim\)1.11
Moderate–severe − 2.81* 0.69 < 0.001 − 4.22\(\sim\) − 1.40 − 5.06* 1.13 < 0.001 -7.35\(\sim\)-2.78
Slight–severe − 2.67* 0.75 < 0.001 − 4.18\(\sim\)− 1.16 − 5.64* 1.21 < 0.001 − 8.10\(\sim\)− 3.18
  1. S.E standard error, Sig. significance probability, C.I. confidence interval
  2. *The mean difference is significant at the 0.05 level