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Table 1 Descriptive characteristics and sedentary patters of study sample

From: Sedentary behavior patterns and adiposity in children: a study based on compositional data analysis

 

Girls (N = 246)

Boys (N = 179)

Total sample (N = 425)

Mean

SD

Mean

SD

Mean

SD

Age (years)

9.8

1.3

9.9

1.2

9.8

1.3

Body height (cm)

142.3

8.8

143.8

9.4

142.9

9.1

Body weight (kg)*

35.4

8.1

37.8

9.7

36.4

8.9

BMI z-score*

0.2

1.1

0.5

1.2

0.3

1.1

Fat mass (kg)

7.0

4.2

7.0

5.4

7.0

4.7

Fat mass (%)*

18.4

7.4

16.9

8.3

17.8

7.8

Fat mas index (kg/m2)

3.4

1.9

3.3

2.3

3.3

2.1

Visceral adipose tissue (cm2)

32.1

22.9

36.4

28.5

33.9

25.5

Count per minute*

569.9

160.7

606.6

167.7

585.4

164.5

Wear time (h/day)

12.6

0.9

12.7

0.9

12.6

0.9

SB (min/day)

359.1

67.4

362.9

68.9

360.7

68.0

LPA (min/day)

348.0

52.6

339.2

55.7

344.3

54.0

MVPA (min/day)*

48.8

18.6

58.4

22.9

52.8

21.0

Sedentary bouts analysis

 Short sedentary bouts (min/day)*

202.0

27.9

192.1

27.1

197.8

28.0

 Middle sedentary bouts (min/day)

114.3

39.3

120.5

42.7

116.9

40.8

 Long sedentary bouts (min/day)*

42.8

33.2

50.3

33.2

46.0

33.4

 Short sedentary bouts (number/day)*

79.1

10.7

73.7

10.3

76.8

10.8

 Middle sedentary bouts (number/day)

7.5

2.4

7.8

2.6

7.6

2.5

 Long sedentary bouts (number/day)*

1.1

0.8

1.2

0.8

1.1

0.8

  1. BMI Body mass index, LPA Light intensity physical activity, MVPA Moderate-to-vigorous physical activity, SB Sedentary behavior, SD Standard deviation
  2. *Significant difference between sexes, t-test (p < 0.05)
  3. Short bout: 1–9 min, Middle bout: 10–29 min, Long bout: ≥30 min