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Table 1 Baseline values for key variables by school type and gender

From: Effect of four additional physical education lessons on body composition in children aged 8–13 years – a prospective study during two school years

 

Intervention schools

Control schools

 

Girls

Boys

All

Girls

Boys

All

54%

46%

 

47%

53%

N = 281

N = 191

N = 160

N = 351

N = 133

N = 148

 

Key variables

Baseline values Mean (SD)

Age

9.2 (0.9)

9.3 (0.8)

9.3 (0.9)

9.4 (0.9)

9.3 (1.0)

9.4 (0.9)

Height

138.3 (7.3)

140.4 (7.3)

139.2 (7.3)

138.5 (7.1)

139.7 (8.3)

139.1 (7.8)

Weight

32.2 (6.0)

32.9 (6.3)

32.5 (6.1)

32.4 (6.5)

32.8 (6.5)

32.6 (6.5)

BMI

16.7 (2.1)

16.6 (2.2)

16.7 (2.2)

16.8 (2.2)

16.7 (2.0)

16.7 (2.1)

TBF%

22.6 (7.3)

17.1 (7.6)

20.1 (7.9)

23.7 (7.6)

17.5 (7.3)

20.5 (8.1)

Prevalence:%(n):

OW/OB (BMI)

13 (25)

8 (13)

11 (38)

11 (15)

10 (14)

10 (29)

Adiposity (TBF%)

16 (31)

14 (23)

15 (54)

23 (31)

18 (26)

20 (57)

Puberty

N = 189

N = 157

N = 347

N = 131

N = 148

N = 280

1

74 (140)

48 (75)

62(216)

79 (104)

56 (82)

67 (187)

2

23 (43)

47 (75)

34(118)

20 (26)

41 (61)

31 (87)

3

2 (4)

4 (7)

3 (11)

1 (1)

3 (5)

2 (6)

4

1 (2)

0

1 (2)

0

0

0

5 (none)

-

-

-

-

-

-