Intervention study on school meal habits in Norwegian 10-12-year-old children.

Aim: The aim of this study was to investigate whether a free school meal every day was associated with children’s intake of healthy food during school. Methods: A non-randomized study design with an intervention and a control group was used to measure change in children’s meal habits at lunchtime. In total, 164 children participated; 55 in the intervention group and 109 in the control group. Children in the intervention group were served a free, healthy school meal every school day. Participating children completed a questionnaire at baseline and at 6 months’ follow up. Possible associations were evaluated with a healthy food score, which was calculated based on a food frequency questionna…