Changes in food habits amongst Norwegian adolescents in 2016 and 2019 according to gender and socioeconomic status.

Background: Monitoring dietary habits is important in order to identify risk groups and as a basis for targeted public health initiatives.

Objective: To study trends in consumption of selected foods and beverages from 2016 to 2019 amongst Norwegian adolescents according to gender and parental education.

Design: Repeated cross-sectional study amongst 25,996 adolescents, aged 14-17 years old.