From: Co-existence of physical activity and sedentary behavior among children and adolescents in Shanghai, China: do gender and age matter?
PAa, b
SEDa, b
n
%
Total
9216
18.4
12,772
25.5
Gender
 Boys
5309
21.0
5874
23.3
 Girls
3907
15.7
6898
27.8
Age Groups
 Younger adolescents
4796
33.0
5154
35.4
 Adolescents
3538
16.2
4935
22.6
 Older adolescents
882
6.5
2683
19.6