Table 1.
General characteristics of the sample.
Total (n = 930)
Sports (n = 415)
Non-sports (n = 515)
Age (years)
12.3 (1.4)
12.3 (1.5)
12.3 (1.4)
Gender (males/females)
54.0/46.0
65.1/34.9
45.0/55.0
Body mass (kg)
51.2 (13.1)
50.6 (12.9)
51.8 (13.2)
Body height (m)
1.52 (0.14)
1.53 (0.14)
1.51 (0.14)
Body mass index (kg/m
2
)
22.2 (5.3)
21.5 (4.5)
22.9 (5.8)
Data are reported as mean (standard deviation), except for gender that percentage is reported instead.