Variable | All | Male | Female | p value |
---|---|---|---|---|
High school grade (%) | 75.1 ± 8.8 | 75.4 ± 8.5 | 74.9 ± 9.0 | 0.390 |
College GPA | 3.0 ± 0.6 | 3.0 ± 0.6 | 3.1 ± 0.6 | 0.041 |
Breakfast intake (day/week) | 4.0 ± 2.8 | 4.0 ± 2.7 | 3.9 ± 2.8 | 0.703 |
Total physical activity (METs-hours/week) | 34.5 ± 42.2 | 40.8 ± 48.0 | 29.1 ± 35.8 |  < 0.001 |
Screen time (hours/day) | 5.3 ± 3.7 | 4.7 ± 3.4 | 5.7 ± 3.9 |  < 0.001 |
Sleep duration (hours/night) | 7.4 ± 1.6 | 7.3 ± 1.6 | 7.5 ± 1.6 | 0.039 |