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Table 1 Descriptive data for the sample

From: Predictors of physical activity and sedentary behaviours among 11-16 year olds: Multilevel analysis of the 2013 Health Behaviour in School-aged Children (HBSC) study in Wales

Characteristic N* Mean(SD) %(n)
Individual level
 Age (yr) 7345 13.7 (1.4)^  
 Female 7350   49.1 (3607)
 White 7342   92.7 (6808)
 Overweight or obese 2899   18.2 (527)
 Physically active (days/week) 7279 4.0 (2.0)  
 MVPA (hrs/week) 6943 2.6 (2.3)  
 Actively travelling to school 7123   29.0 (2135)
 Actively travelling from school 7059   36.3 (2560)
 Screen-based behaviour > 2 hours per weekday 7376   84.9 (6259)
 Typical alcohol consumption ≥ 3 drinks 7292   15.2 (1110)
 Smoke at least once a week 7358   3.2 (237)
 Family Affluence Score 7200 15.0 (2.3)  
School level
 Free School Meal eligibility 7376 15.9 (8.7)  
 Lunch break duration ≥ 50 minutes 7267   58.5 (4254)
 Existing food and fitness policy 7302   73.0 (5329)
 Extra-curricular sports activities delivered by PE staff 7376   97.8 (7210)
PE curriculum time allocated each week ≥ 60 minutes 7250   94.6 (6855)
 Number of sports facilities available after school 7376 5.5 (2.2)  
 Number of sports facilities available during lunch 7376 5.2 (2.3)  
  1. * Number completing the survey item
  2. ^ 4 young people were outside of the 11-16 age range