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Table 4 Sensitivity of three commonly used ranges for anatomic limb alignment in predicting knees with varus malalignment using the mechanical limb alignment method*

From: How accurate is anatomic limb alignment in predicting mechanical limb alignment after total knee arthroplasty?

Parameter

Sensitivity (%)

95 % CI

p-value

   

5-10°

2-10°

3-9°

35

21.8-51.2

<0.001

<0.001

5-10°

68

51.5-80.4

NA

<0.001

2-10°

16

7.6-31.1

NA

NA

  1. *Mechanical limb alignment of 37 of 314 (12 %) knees showed varus malalignment
  2. Abbreviations: CI confidence interval; NA not applicable