Sample size
|
57
|
78
|
18
|
71
|
31
|
36
|
106
|
69
|
Age (years)
|
10.9 (0.1)
|
11.1 (0.1)
|
10.8 (0.1)
|
11.2 (0.1)
|
11.0 (0.1)
|
10.9 (0.1)
|
11.1 (0.1)
|
11.2 (0.1)
|
Height (cm)
|
146.3 (1.2)
|
147.2 (1.1)
|
148.3 (2.2)
|
150.3 (1.1)
|
145.6 (1.7)
|
147.5 (1.6)
|
147.2 (0.9)
|
146.6 (1.1)
|
Weight (kg)
|
39.4 (1.2)
|
40.6 (1.1)
|
39.3 (2.2)
|
40.4 (1.1)
|
41.4 (1.7)
|
43.1 (1.6)
|
41.2 (0.9)
|
41.2 (1.1)
|
Body mass index (kg.m-2)
|
18.3 (0.4)
|
18.6 (0.4)
|
17.7 (0.8)
|
17.8 (0.4)
|
19.4 (0.6)
|
19.6 (0.5)
|
18.8 (0.3)
|
18.7 (0.4)
|
BMI category‡
|
Normal weight, %
|
84.2
|
75.6
|
83.3
|
83.1
|
61.3
|
58.3
|
68.9
|
72.5
|
Overweight or obese, %
|
15.8
|
24.4
|
16.7
|
16.9
|
38.7
|
41.7
|
31.1
|
27.5
|
Weekday physical activity
|
Total counts (counts.day-1)a
|
387241 (14183)
|
408281 (12125)
|
412248 (25239)
|
407490 (12708)
|
353042 (19232)
|
401537 (17847)
|
377455 (10401)
|
405234 (12891)
|
Light activity (min)b
|
175.3 (4.1)
|
180.1 (3.5)
|
165.0 (7.3)
|
164.4 (3.7)
|
171.3 (5.6)
|
177.8 (5.2)
|
166.6 (3.0)
|
173.5 (3.7)
|
MVPA (min)b
|
25.1 (1.5)
|
26.9 (1.3)
|
31.2 (2.7)
|
29.2 (1.4)
|
20.8 (2.1)c
|
26.8 (1.9)
|
24.9 (1.1)
|
26.7 (1.4)
|
Time spent sedentary (%)a,b
|
80.9 (0.6)
|
79.6 (0.5)
|
79.6 (1.1)
|
78.1 (0.5)
|
82.3 (0.8)
|
80.5 (0.7)
|
80.0 (0.4)
|
79.2 (0.5)
|
Weekend physical activity
|
Total counts (counts.day-1)a
|
287499 (19398)
|
327949 (16582)
|
343401 (34519)
|
375982 (17381)
|
310993 (26304)
|
310754 (24409)
|
270592 (14225)c
|
338612 (17631)
|
Light activity (min)b
|
146.8 (5.1)
|
152.9 (4.4)
|
155.4 (9.2)
|
155.1 (4.6)
|
161.0 (7.0)
|
155.4 (6.5)
|
133.5 (3.8)
|
142.5 (4.7)
|
MVPA (min)b
|
16.2 (1.7)
|
18.3 (1.5)
|
23.1 (3.1)
|
26.8 (1.6)
|
17.2 (2.3)
|
17.7 (2.2)
|
16.2 (1.3)
|
19.6 (1.6)
|
Time spent sedentary (%)b
|
83.5 (0.7)
|
81.9 (0.6)
|
80.6 (1.3)
|
78.3 (0.7)
|
82.0 (1.0)
|
82.5 (0.9)
|
83.0 (0.6)
|
82.2 (0.7)
|
After-school physical activity
|
% time sedentarya,b
|
74.1 (1.0)d
|
70.8 (0.8)
|
73.4 (1.7)
|
73.0 (0.9)
|
74.0 (1.3)
|
71.8 (1.2)
|
75.3 (0.7)
|
74.1 (0.9)
|
% time in light activity a,b
|
22.9 (0.8)c
|
25.3 (0.7)
|
22.7 (1.4)
|
22.8 (0.7)
|
23.2 (1.1)
|
24.2 (1.0)
|
21.5 (0.6)
|
22.4 (0.7)
|
% time in MVPAa
|
3.1 (0.3)
|
3.9 (0.3)
|
3.9 (0.6)
|
4.2 (0.3)
|
2.8 (0.4)c
|
4.1 (0.4)
|
3.2 (0.2)
|
3.5 (0.3)
|