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Table 4 Multiple linear regression analysis between scores and imaging parameters

From: Effect of lower limb alignment on outcome after lateral unicompartmental knee arthroplasty: a retrospective study

 

Postop. AKS

Postop. WOMAC

Regression coefficient

95% CI

p value

Regression coefficient

95% CI

P value

Postop. valgus

0.27

-0.02 to 0.56

n.s.

0.59

0.41 to 0.78

< 0.001*

Change of valgus

-0.36

-0.96 to 0.24

n.s.

-0.55

-0.92 to -0.18

0.005*

Postop. LDFA

-0.23

-0.69 to 0.23

n.s.

0.19

-0.10 to 0.47

n.s.

Postop. MPTA

-0.27

-0.81 to 0.27

n.s.

0.02

-0.31 to 0.36

n.s.

Postop. JCLA

0.11

-0.70 to 0.92

n.s.

-0.41

-0.91 to 0.09

n.s.

Total

F

Adjusted R2

p value

F

Adjusted R2

p value

4.64

0.27

0.002*

21.46

0.67

< 0.001*

  1. LDFA. Lateral distal femoral angle, MPTA. Medial proximal tibial angle, JCLA. Joint line convergence angle, AKS. The American Knee Society (AKS) score, WOMAC. Western Ontario and McMaster Universities Arthritis Index
  2. * Indicates a significant difference (p < 0.05)