The study was carried out to determine the long-term effectiveness of a school-based intervention programme when implemented over 2 years and its sustained effect one year later.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
1,239
It comprises in class-activities, meetings with parents and improvement of school foodservice
Change in knowledge score
Change in the knowledge scores (the sum of correct answers) based on a scored questionnaire delivered during pre- and all post- assessment phases
Time frame: 3 school years
Change in dietary habits
Change in the percentage of children consuming sugary drinks, unhealthy and healthy snacks, fruits and vegetables/change in the percentage of children's physical activity frequency (self-reported in the questionnaires during pre- and all post- assessment phases)
Time frame: 3 school years
Change in self-efficacy score
Change in the self-efficacy scores (the sum of correct answers) based on a scored questionnaire delivered during pre- and all post- assessment phases
Time frame: 3 school years
Change in Body Mass Index
Change in mean BMIz scores (based on anthropometric measurements during pre- and post- assessment phases
Time frame: 3 school years
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