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Table 4 Differences in Clarke’s angle, Sztriter-Godunov index and Wejflog index levels according to various Cole’s index categories

From: Characteristics of paediatric foot arches according to body mass among primary school students in Wrocław, Poland

 

Left foot

Right foot

Cole’s index (CI) category

Mean ± SD

Min.-Max

Q1

Me

Q3

p-value

Mean ± SD

Min.-Max

Q1

Me

Q3

p-value

Clarke’s angle (CL angle)

Underweight

48.52 ± 9.47

20–74

43

48

54

p < 0.050

48.64 ± 9.08

23–72

43

49

54

0.158

Normal body weight

46.70 ± 9.38

5–76

41

47

53

47.16 ± 8.81

4–76

42

47

52

Overweight

45.61 ± 8.88

25–64

40

46

51

48.22 ± 7.32

29–68

44

47

53

Obesity

42.38 ± 11.07

15–62

36

42

49

45.76 ± 7.64

27–61

40

47

51

Sztriter-Godunov index (K-y index)

Underweight

0.35 ± 0.22

0–1

0.17

0.42

0.51

0.002

0.35 ± 0.21

0–1

0.26

0.42

0.49

0.002

Normal body weight

0.40 ± 0.20

0–1

0.33

0.44

0.51

0.40 ± 0.18

0–1

0.34

0.43

0.50

Overweight

0.40 ± 0.18

0- 0.76

0.34

0.42

0.53

0.41 ± 0.17

0- 0.81

0.34

0.43

0.51

Obesity

0.48 ± 0.18

0–1

0.38

0.48

0.55

0.46 ± 0.16

0–1

0.40

0.46

0.55

Wejsflog index (W index)

Underweight

2.82 ± 0.17

2.30–3.15

2.71

2.81

2.94

p < 0.050

2.82 ± 0.16

2.31–3.2

2.73

2.81

2.94

p < 0.050

Normal body weight

2.77 ± 0.16

2.32–3.23

2.67

2.77

2.88

2.78 ± 0.15

2.31–3.2

2.68

2.78

2.89

Overweight

2.74 ± 0.14

2.48–3.1

2.63

2.72

2.84

2.74 ± 0.13

2.49–3.00

2.63

2.73

2.84

Obesity

2.73 ± 0.16

2.37–3.1

2.59

2.77

2.85

2.73 ± 0 0.14

2.38–3.05

2.62

2.75

2.84

  1. Abbreviations: SD Standard deviation, Min. Minimum value, Max. Maximum value, Me Median, Q1 Lower quartile, Q3 Upper quartile
  2. *Significant p-values (< 0.05) are in bold