Dietary behaviour and behavioural determinants Nutritional, Metabolic, Endocrine
Conditions
Interventions
The Public Health Service of Amsterdam selected primary schools to participate in Jump-in, and after enrolment, schools were contacted to participate in the current study. Hence, randomization was not
to test the effectiveness of the intervention, a quasi-experimental Extended Selection Cohorts design is used, in which intervention and control groups originate from the same schools. The control gro
drinking water, tea without sugar or milk
and additionally small portion sizes, healthy or non-food treats during special at-school occasions. Additionally, posters and other tools are provided, and workshops are organized about corresponding
Sponsors
Public Health Service of Amsterdam, Sarphati Amsterdam
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Children, parents, teachers, project coordinators and school principals who attend one of the schools that were enrolled in the Jump-in intervention in 2016-2017
Exclusion criteria
Exclusion criteria: Schools are excluded when they already implemented one or more components of the nutrition policy
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Children’s at-school dietary behaviour (i.e. consumption of water or tea without sugar, milk, sweetened beverages, whole-wheat bread, fruit, vegetables and snacks) assessed by parent, child and teacher questionnaires, and digital images of food and drinks, at baseline, and 1 and 2 years later | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Children’s at-home dietary behaviour (i.e. consumption of water or tea without sugar, milk, sweetened beverages, whole-wheat bread, fruit, vegetables and snacks) assessed by parent and child questionnaires at baseline, and 1 and 2 years later 2. Behavioural determinants (i.e. attitude, knowledge, social norm, modelling, physical environment, liking and habit formation) assessed by parent and child questionnaires at baseline, and 1 and 2 years later 3. Process outcomes (process indicators, contextual measures, subjective experience measures) assessed by interviews, focus group discussions, document analysis at 1 and/or 2 years later | — |
Countries
Netherlands
Outcome results
None listed