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Table 1 Characteristics of children who participated in the accelerometer study per country

From: Study protocol of physical activity and sedentary behaviour measurement among schoolchildren by accelerometry - Cross-sectional survey as part of the ENERGY-project

Country Initial
number
Final
number*
Agea
(mean ± SD)
BMIa
(mean ± SD)
Gendera
(girl%)
Belgium 196 107 11.4 (0.7) 18.0 (2.6) 55.7
Greece 215 160 11.3 (0.6) 20.9 (3.9) 53.8
Hungary 194 147 12.2 (0.7) 19.9 (3.3) 50.0
Switzerland 277 206 11.4 (0.9) 17.8 (2.8) 58.0
the Netherlands 200 102 11.8 (0.6) 18.6 (3.0) 43.4
TOTAL 1082 722 11.7 (0.7) 18.9 (3.4) 53.2
  1. * The number of children after data reduction
  2. aBased on the final number of children