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Table 3 Factors affecting the talo-second metatarsal angle according to GMFCS level

From: Progression of planovalgus deformity in patients with cerebral palsy

 

Estimate

95% CI

p Value

GMFCS level I

 Intercept

19.64

15.38 to 23.90

<0.0001

 Age

0.09

-0.10 to 0.29

0.3269

 Sex (female)

-0.50

-3.85 to 2.84

0.7644

 Involvement (bilateral)

2.63

-0.77 to 6.02

0.1273

 No TAL/Strayer

4.00

1.18 to 6.83

0.0060

 Side (left)

1.64

-0.15 to 3.44

0.0724

GMFCS level II

 Intercept

24.66

17.60 to 31.72

<0.0001

 Age

0.59

0.31 to 0.88

<0.0001

 Sex (female)

-0.37

-4.19 to 3.44

0.8470

 Involvement (bilateral)

-0.95

-7.28 to 5.38

0.7664

 No TAL/Strayer

-3.48

-6.73 to -0.24

0.0357

 Side (left)

0.38

-0.94 to 2.30

0.4050

GMFCS level III

 Intercept

20.13

4.20 to 36.07

0.0151

 Age

0.64

0.30 to 0.99

0.0007

 Sex (female)

4.56

-0.89 to 10.01

0.0997

 Involvement (bilateral)

5.26

-10.14 to 20.66

0.4985

 No TAL/Strayer

-3.84

-12.12 to 4.43

0.3580

 Side (left)

-0.04

-2.37 to 2.30

0.9751

  1. The linear mixed model was used to estimate the factors affecting the talo-second metatarsal angle. The Akaike information criteria were 1699, 1582, and 948 for each model
  2. GMFCS Gross Motor Function Classification System, CI confidence interval, TAL tendo-Achilles lengthening