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Table 2 Participant characteristics for groups by day type

From: Children’s physical activity during a segmented school week: results from a quasi-experimental education outside the classroom intervention

Characteristic School day with EOtC School day without EOtC and PE School day with PE Weekend day
n (% girls) 159 (63.5%) 313 (62.6%) 291 (62.5%) 361 (61.2%)
Age, years 10.8 ± 1.2 10.8 ± 1.0 10.7 ± 0.9 10.9 ± 1.0
BMI percentile a 42.0 ± 26.7 45.3 ± 28.0 46.2 ± 28.3 44.2 ± 27.5
Days 204 945 311 722
  1. Age and BMI percentile are reported as mean ± standard deviation
  2. a BMI percentile was calculated based on the definition by Barlow & Dietz [32]