Table 1 Descriptive data of study sample (n=538)

From: Total energy intake, adolescent discretionary behaviors and the energy gap

Sample characteristics a   
Age (baseline/follow-up) 11.71 (0.75)/13.26 (0.79)  
Female (%) 48.3  
Ethnicity (%) b   
 White 63.9  
 Hispanic 14.7  
 African American 13.8  
 Asian 7.8  
 American Indian 0.9  
 Other 7.4  
Anthropometric/dietary/behavior variables Baseline Follow-up
Weight 48.46 (12.27) 57.50 (13.86)
BMI (kg/m2) 20.71 (4.01) 22.23 (4.40)
Energy intake (kcal day−1) 2139.19 (1068.17) 2293.98 (1126.46)
Television watching (h day−1) 3.31 (2.09) 3.10 (2.07)
Video and computer game playing (h day−1) 0.89 (1.09) 0.77 (1.06)
Reading/doing homework (h day−1) 1.55 (1.09) 1.35 (1.05)
Moderate/vigorous activity (h day−1) 1.33 (1.09) 1.27 (1.02)
  1. aValue expressed as mean (s.d.).
  2. bPercentages of self-identified race/ethnicity total more than 100% because selection of multiple descriptors was permitted.