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Table 1 Descriptive characteristics of children and adolescents

From: Prevalence and correlates of adherence to the combined movement guidelines among Czech children and adolescents

  Children
n = 355
Adolescents
n = 324
p-valueb
Mean SD Min Max Mean SD Min Max  
Personal data
 Age (years) 11.7 1.6 8.1 13.9 16.3 1.3 14.0 18.0 < 0.001
 Height (cm) 151.6 12.0 117.7 185.6 170.2 8.8 147.0 194.9 < 0.001
 Weight (kg) 43.6 11.3 17.8 79.4 63.0 11.6 41.5 120.8 < 0.001
 BMI z-score 0.24 1.13 −3.35 3.32 0.20 0.99 −2.83 3.49 0.587
Movement behaviors
 MVPA (min/day)a 58.1 24.3 7.2 151.7 39.3 19.1 2.9 100.7 < 0.001
 ST (h/day) 3.0 1.8 0.1 11.9 2.8 2.1 0.1 12.9 0.206
 Sleep duration (h/day)a 8.6 0.7 6.4 10.6 7.5 0.8 5.4 10.2 < 0.001
  1. BMI Body mass index, Max Maximum, Min Minimum, MVPA Moderate-to-vigorous physical activity, SD Standard deviation, ST Screen time
  2. aAccelerometer-based 24-h assessment; adjusted to 24 h before analysis
  3. bThe differences between age categories were analyzed using the t-test for independent samples