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Table 1 Characteristics of participants: Number of participants as n(%). Age in years, weight in kg, height in cm, body mass index in kg /m2, data are presented as mean ± SD

From: Comparison of self-reported & device-based, measured physical activity among children in Germany

Variable

Overall

6–10 years old

11–13 years old

14–17 years old

 

All

Boys

Girls

Boys

Girls

Boys

Girls

Boys

Girls

n

2236

(100)

1050

(47)

1186

(53)

350

(15.7)

348

(15.6)

321

(14.4)

373

(16.7)

379

(16.9)

465

(20.8)

Age, yr

12.5

±

3.3

12.4

±

3.3

12.7

±

3.3

8.5

±

1.4

8.5

±

1.4

12.5

±

0.9

12.5

±

0.8

15.9

±

1.1

16.0

±

1.1

Weight, kg

48.4

±

17.5

48.4

±

19.0

46.7

±

15.7

30.1

±

7.3

30.1

±

8.3

48.3

±

11.8

47.2

±

10.6

67.1

±

13.7

59.4

±

11.0

Height, cm

154.2

±

18.0

155.5

±

20.0

152.9

±

16.0

133.7

±

9.6

133.2

±

10.9

157.4

±

9.9

156.6

±

8.6

176.0

±

8.9

165.5

±

6.3

BMI, kg·m−2

19.3

±

3.8

19.2

±

3.8

19.3

±

3.8

16.7

±

2.4

16.7

±

2.7

19.3

±

3.3

19.1

±

3.2

21.6

±

3.8

21.7

±

3.5