Evaluation and comparison of the effectiveness of front-of-package labeling systems for pre-packaged and ultra-processed foods and non-alcoholic beverages in Panama
Not Applicable
Completed
- Conditions
- Front-of-package nutrition labelling systemsNutritional, Metabolic, Endocrine
- Registration Number
- ISRCTN16951125
- Lead Sponsor
- World Health Organization Regional Office for the Americas
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 1200
Inclusion Criteria
1. Adult supermarket shoppers residing in Panama
2. Aged 18 years old or older
Exclusion Criteria
1. Visually impaired people
2. Persons unable to give informed consent
3. People who deny being part of this study
4. People who do not meet the inclusion criteria
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Contribution of the different front-of-package labeling (FOPL) schemes to improve the decision of participants to buy the least harmful option more often, the selection of the least harmful option more often and the correct identification of sugars, sodium and/or saturated fats found to be in excess in the products more often, measured comparing correct responses of participants to the stimuli in different experimental/control groups, measured using responses obtained from respondents by the interviewers by means of the application of a structured questionnaire after they were shown two-dimensional images of mock-up products
- Secondary Outcome Measures
Name Time Method Contribution of sociodemographic variables, including gender, age and education level in explaining differences between the performance of the different front-of-package labeling schemes tested using responses obtained from respondents by the interviewers by means of the application of a structured questionnaire right after they were shown the mock-up products and answered the questions about them.