An implementation intervention to increase adherence to the Norwegian school food guideline

An implementation intervention targeting primary school and after school care staff to improve adherence to the Norwegian national guideline for food and meals in school

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN12683953

Enrollment

175

Registered

2019-08-07

Start date

2019-04-25

Completion date

Unknown

Last updated

2024-09-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy eating and well-being Nutritional, Metabolic, Endocrine Healthy eating and well-being

Interventions

The implementation intervention will be carried out in 35 schools in one county, whereas 35 schools in another county are comparison schools. The comparison schools only respond to the pre and post in

discussion to identify possible imp

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Headmaster, teacher, after school care staff or assistant at one of the participating centres.

Exclusion criteria

Exclusion criteria: 1. Schools that do not have both 1-4 grade and 5-7 grade students. 2. Schools that do not have an after school care for grade 1-4 students.

Design outcomes

Primary

Measure	Time frame
1. Percentage adherence to the guideline during ordinary school hours, as reported by the headmaster in the school-level questionnaire pre and post-intervention. 2. Percentage adherence to the guideline during after-school care, as reported by the after school care leader in the after school care questionnaire pre and post-intervention.	—

Secondary

Measure	Time frame
1. Quality of intervention delivery is measured using a paper and/or web-based survey with assessment by the study participants, after the training sessions. 2. Participant responsiveness is measured using a paper and/or web-based survey with assessment by the study participants, after the training sessions. 3. Ambassador’s fidelity to the facilitation role as prescribed for the self-evaluation workshops is measured using a web-based survey with self-reporting by the ambassador, after the workshop. 4. Dose of the intervention components received: 4.1. Attendance by participants at each school and after school care, as a proportion of possible/complete attendance at school/after school care level, measured by track records. 4.2. The proportion of class teachers and after school care staff participating in the workshops at school level as organized by the food ambassador. 5. Adaptations to the intervention model are collected through semi-structured personal interviews with food ambassadors during the last month of the intervention.	—

Measure

Time frame

1. Quality of intervention delivery is measured using a paper and/or web-based survey with assessment by the study participants, after the training sessions. 2. Participant responsiveness is measured using a paper and/or web-based survey with assessment by the study participants, after the training sessions. 3. Ambassador’s fidelity to the facilitation role as prescribed for the self-evaluation workshops is measured using a web-based survey with self-reporting by the ambassador, after the workshop. 4. Dose of the intervention components received: 4.1. Attendance by participants at each school and after school care, as a proportion of possible/complete attendance at school/after school care level, measured by track records. 4.2. The proportion of class teachers and after school care staff participating in the workshops at school level as organized by the food ambassador. 5. Adaptations to the intervention model are collected through semi-structured personal interviews with food ambassadors during the last month of the intervention.

—

Countries

Norway

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026