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Table 3 Prevalence of postural defects among 8- to 12-year-old children

From: Relationship between lower-extremity defects and body mass among polish children: a cross-sectional study

Deformities

Whole study group (n = 6992)

 

n

%

95% CI

Limb deformities overalla

2201

31.5

30.4–32.6

Varus knee

14

0.2

0.1–0.3

Valgus knee

1017

14.5

13.7–15.3

Valgus heel

1526

21.8

20.8–22.8

Flatfoot overall

332

4.7

4.2–5.2

 I degree

149

2.1

1.8–2.5

 II degree

123

1.8

1.5–2.1

 III degree

53

0.8

0.6–1.0

 IV degree

7

0.1

0.0–0.2

  1. aChildren may have more than one limb deformity