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Table 3 Association of academic performance and physical activity among subjects (n = 120)

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 (33.3%) 50 (41.6%) 30 (25%)
Academic achievement 4.78 ± 0.73 6.38 ± 039** 7.43 ± 0.34**
Executive function 4.58 ± 0.68 6.46 ± 0.37** 6.84 ± 0.55**
  1. Values are expressed as mean ± standard deviation; * p < 0.05, ** p < 0.01