Evaluation and comparison of the effectiveness of front-of-package labeling systems for pre-packaged and ultra-processed foods and non-alcoholic beverages in Cartago and San José, Costa Rica
Not Applicable
Completed
- Conditions
- Improvement on consumers' ability to correctly identify products with excessive amounts of sugars, fats, and sodium, to correctly identify the product option that is the least harmful to health, and to choose to purchase the least harmful choices or none of them options if they are all harmful.Not Applicable
- Registration Number
- ISRCTN12060665
- 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
- 1351
Inclusion Criteria
Adult supermarket shoppers residing in Costa Rica 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
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method <br> 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:<br> 1. Product selection<br> 2. Correct identification of sugars, sodium and/or saturated fats found to be in excess<br><br>
- Secondary Outcome Measures
Name Time Method Gender, age and education level measured by structured questionnaire after they were shown two-dimensional images of mock-up products