Table 1.
Characteristics of the participants.
| Male (n = 284) | Female (n = 350) | All (n = 634) | |||||
|---|---|---|---|---|---|---|---|
| M | SD | M | SD | M | SD | p | |
| Age | 14.50 | 1.51 | 14.66 | 1.50 | 14.59 | 1.51 | 0.177 |
| BMI | 22.36 | 3.93 | 21.81 | 3.64 | 22.05 | 3.78 | 0.069 |
| PA minutes per week | 281.46 | 203.19 | 90.45 | 137.10 | 176.01 | 194.57 | 0.000** |
| GPSC | 23.88 | 5.26 | 19.67 | 6.49 | 21.56 | 6.32 | 0.000** |
| GSC | 24.66 | 4.38 | 22.30 | 5.10 | 23.36 | 4.93 | 0.000** |
| BD (BSQ) | 54.41 | 26.80 | 85.14 | 39.99 | 71.37 | 37.91 | 0.000** |
BMI, body mass index; PA, physical activity; GPSC, general physical self-concept; GSC, general self-concept; BD, body dissatisfaction. M, mean; SD, standard deviation. *p < 0.05; **p < 0.01; ***p < 0.001.