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Table 1 Baseline characteristics for gender, age, parental education as a measure of SES and outcome variables

From: Effect of a free healthy school meal on fruit, vegetables and unhealthy snacks intake in Norwegian 10- to 12-year-old children

  Baseline   
  Intervention
Mean (SD) or %
Control
Mean (SD) or %
p-value
Gender (% girls) 38 53 .069
Age (mean, SD) 11.10 (.32) 11.15 (.92) .632
Parental Education (% high) 53 63 .253
Vegetables at dinner 4.55 (2.71) 4.93 (2.52) .383
Vegetables on sandwiches 2.52 (2.51) 2.68 (2.68) .710
Other vegetables 3.62 (2.62) 3.92 (2.60) .486
Fruit 4.52 (2.56) 5.35 (2.75) .065
Other fruits 2.65 (2.32) 3.83 (2.75) .007*
Potato chips 1.37 (1.29) 1.33 (0.98) .849
Candy 1.55 (1.02) 1.46 (1.17) .634
Soda with sugar 1.95 (1.94) 1.64 (1.78) .337
Fruit squash 2.27 (2.42) 1.59 (1.96) .084
  1. Continuous variables presented with mean (standard deviation)
  2. All outcome variables are continuous on a scale ranging from 0 to 10
  3. *Statistically significant (p ≤ 0.05)
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