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Table 2 Gender differences in seasonality in sedentary behavior and physical activity for study participants

From: Seasonal changes in objectively measured sedentary behavior and physical activity in Japanese primary school children

 

Boys (n = 98)

Girls (n = 111)

 

Baseline

Follow-up

t

95 % CI

P-value

Baseline

Follow-up

t

95 % CI

P-value

Average SD

Average SD

Average SD

Average SD

Sedentary behavior (min/day)

340.6 ± 69.4

354.0 ± 73.8

−2.5

−24.2

−2.7

0.015

356.5 ± 60.6

370.6 ± 71.5

−2.7

−24.2

−3.8

0.008

LPA (min/day)

Ambulatory

107.5 ± 20.4

91.4 ± 27.5

7.0

11.5

20.7

<0.001

104.1 ± 17.4

88.6 ± 23.0

8.7

12.0

19.0

<0.001

Non-ambulatory

262.6 ± 48.9

246.5 ± 56.4

3.6

7.1

25.1

0.001

271.6 ± 45.4

244.4 ± 49.9

8.5

20.9

33.5

<0.001

Total time

370.1 ± 59.2

337.8 ± 69.4

5.9

21.5

43.1

<0.001

375.7 ± 50.8

333.0 ± 60.2

10.5

34.6

50.7

<0.001

MVPA (min/day)

Ambulatory

46.5 ± 15.0

35.5 ± 19.8

7.1

7.9

14.0

<0.001

33.0 ± 9.9

25.4 ± 11.4

8.6

5.9

9.4

<0.001

Non-ambulatory

29.4 ± 9.6

29.8 ± 11.2

−0.5

−1.9

1.1

0.593

27.9 ± 7.6

25.3 ± 7.7

4.7

1.5

3.7

<0.001

Total time

75.9 ± 21.5

65.3 ± 26.6

5.5

6.8

14.4

<0.001

60.9 ± 15.4

50.6 ± 16.4

8.5

7.9

12.7

<0.001

MPA (min/day)

Ambulatory

40.5 ± 12.9

32.2 ± 17.2

5.6

11.0

−9.6

<0.001

29.4 ± 8.8

23.5 ± 10.5

7.4

4.3

7.5

<0.001

Non-ambulatory

27.4 ± 8.9

28.4 ± 10.7

−2.5

0.4

2.1

0.154

26.6 ± 7.4

24.3 ± 7.5

4.3

1.2

3.3

<0.001

Total time

68.0 ± 18.6

60.6 ± 23.2

4.1

10.8

−8.2

<0.001

55.9 ± 14.0

47.8 ± 15.2

7.4

5.9

10.3

<0.001

Step count (steps/day)

12152 ± 2804

9860 ± 3863

7

1663

2921

<0.001

10408 ± 1808

8583 ± 2484

9

1410

2240

<0.001

  1. Abbreviations: LPA light physical activity, MVPA moderte-to-vigorous physical activity, MPA moderate physical activity, SD standard deviation, CI confidence interval