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Table 1 Baseline characteristics

From: Associations between family structure and young people’s physical activity and screen time behaviors

Variable Estimate
Female sex, % (n) 52.8 (2381)
Age category, % (n)
 11 yrs. old 30.2 (1353)
 13 yrs. old 23.0 (1030)
 15 yrs. old 19.4 (869)
 16 yrs. old 27.3 (1223)
Material affluence, % (n)
 Low 18.3 (783)
 Middle 65.5 (2809)
 High 16.2 (696)
Having siblings, % (n) 90.9 (3652)
BMI, mean (SD) 19.7 (3.5)
Family structure, % (n)
 Both parents 74.1 (2962)
 Single parent 15.7 (628)
 Reconstituted 10.2 (407)
60 min MVPA in days, mean (SD) 4.1 (2.0)
Less than 7 days 60 min MVPA, % (n) 82.8 (3507)
Not participating in organized sport, % (n) 38.2 (1051)
Screen-based passive entertainment (hours/day), mean (SD) 2.1 (1.6)
Gaming in hours/day, mean (SD) 1.7 (1.8)
Other screen-based activities in hours/day, mean (SD) 2.4 (2.0)
Total screen time in hours/day, mean (SD) 6.1 (4.3)
Screen time > 2 h/day, % (n) 83.6 (2935)