Mediators and moderators of the effects of a school-based intervention on adolescents' fruit and vegetable consumption: the HEIA study.

ABSTRACT:

Objective

To examine whether targeted determinants mediated the effects of the HEalth In Adolescents (HEIA) intervention on fruit and vegetable (FV) consumption and explore if these mediating effects were moderated by sex, parental education or weight status.

Design

Cluster-randomised controlled trial.

Setting

The HEIA study (2007-2009) was a Norwegian 20-month multi-component school-based intervention to promote healthy weight development. FV consumption and targeted determinants were self-reported at baseline, mid-way (8 months) and post-intervention (20 months).

Participants

Adolescents (11-13-year-old) in twenty-five control schools (n 746) and twelve intervention schools (n 375).

Results

At post-intervention, more adolescents in the in

SUBMITTER: Daas MC 

PROVIDER: S-EPMC10882531 | biostudies-literature | 2024 Jan

REPOSITORIES: biostudies-literature