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Table 1 General characteristics of study participants according to their level of physical activity

From: Association of physical activity, vitamin E levels, and total antioxidant capacity with academic performance and executive functions of adolescents

  Mild
(≤ − 500 MET-min/− week)
Moderate
(500–2500 MET-min/− week)
High
(≥ − 2500 MET-min/− week)
n 40 50 30
Male/female 25/15 30/20 20/10
Age (years) 16.4 ± 0.78 16.3 ± 0.79 16.4 ± 0.75
BMI (kg/m2) 24.9 ± 2.1 23.4 ± 1.45* 22.8 ± 1.45*
Waist (cm) 85.8 ± 8.9 88.1 ± 10.5 83.6 ± 6.75
Hips (cm) 78.9 ± 5.7 87.04 ± 14.1 99.3 ± 9.12
WHR 1.28 ± 0.14 1.0 ± 0.19* 0.84 ± 0.06*
Systolic BP (mmHg) 115 ± 2.7 112 ± 1.2 106 ± 6.5
Diastolic BP (mmHg) 82.1 ± 1.9 79.4 ± 3.1 75.4 ± 1.76
Mean HbA1c value (%) 3.1 ± 0.65 2.9 ± 0.51 2.6 ± 0.45
VO2 max (ml/kg x min) 38.7 ± 2.4 42.4 ± 3.7** 48.7 ± 5.2**
  1. Values are expressed as mean ± standard deviation; * p < 0.05, ** p < 0.01
  2. Key: METs metabolic equivalents, BMI body mass index, WHR waist to Hip ratio, BP blood pressure, VO2 max maximal oxygen uptake