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Table 1 The ACTIVITAL intervention packages, components and strategies to improve the nutritional value of dietary intake

From: A school-based intervention improved dietary intake outcomes and reduced waist circumference in adolescents: a cluster randomized controlled trial

Stage IP Component/Strategy Content of the session Responsible Target population Support material
Stage one IP1 Curriculum-based component/Interactive educational toolkit: Classes every two weeks 1. Food pyramid
2. Healthy eating (introduction)
3. Healthy breakfast
4. Healthy snacking
5. Sugary drinks
6. Game. Financial autonomy
Life science school teachers or external teachers Adolescents (8th -9th grades) Booklets, games, didactic material
IP1 Environment-based component/School food kiosks staff workshops 1. Identification of needs and problems
2. Prioritization of needs and problems
3. Introduction to food safety
4. HACCP and recipe development
5. Food pyramid
6. Cooking skills
7. Food preparation
8. Breakfast, snacks, sugary drink and fruit and vegetable preparation
9. National legislation, adaptation and implementation
10. Management of the food kiosk
ACTIVITAL staff Food kiosks staff Recipes, leaflets, books, food.
IP1 Environment-based component/Parental workshops 1. Food pyramid
2. Breakfast, snacks and sugary drinks
3. Healthy eating and physical activity
ACTIVITAL staff Parents Booklets based on the curriculum based component
IP1 Environment-based component/Preparation of a healthy breakfast Students prepare a healthy breakfast at school in small groups Teachers, ACTIVITAL staff Adolescents (8th - 9th grades) Books, food, utensils, blackboards.
Stage two IP2 Curriculum-based component/Interactive educational toolkit: Classes every two weeks 1. Nutrients
2. Food labels
3. Portion sizes
4. Fruit and vegetables
5. Healthy lunch and dinner
6. Advertisements
Life science school teachers or external teachers Adolescents (10th and 1st bachelor grades) Booklets, games, didactic material
IP2 Environment-based component/School food kiosks staff workshops 1. Portion sizes and nutritional guidelines
2. Healthy menu planning
3. Analysis, evaluation and discussion of implanting healthy menus
ACTIVITAL staff Food kiosks staff Recipes, leaflets, books, food.
IP2 Environment-based component/Parental workshops 1. Portion sizes
2. Food labels and advertisements
ACTIVITAL staff Parents Booklets based on the curriculum based component
  1. HACCP hazard analysis and critical control points, IP intervention package, IP1 intervention package one (September 2010 – February 2011), IP2 intervention package two (September 2011 – February 2012)