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Table 3 Mean percent time in MVPA and time spent sedentary stratified by age and sex.

From: Correlates of objectively assessed physical activity and sedentary time in children: a cross-sectional study (The European Youth Heart Study)

  9-year-olds 15-year-olds  
  Boys Girls Total Boys Girls Total P-value
  (n = 384) (n = 378) (n = 762) (n = 233) (n = 332) (n = 565)  
MVPA (% time) 14 ± 7 10 ± 5 12 ± 6 12 ± 5 8 ± 4 10 ± 5 P < 0.01*#
Sedentary (% time) 41 ± 11 43 ± 10 42 ± 11 55 ± 13 60 ± 12 58 ± 12 P < 0.01*#
  1. *Significant difference between age groups
  2. #Significant difference between genders within both age groups