Dietary intake in adolescents Nutritional, Metabolic, Endocrine
Conditions
Interventions
Dietary intake is self-reported using Traqq® over a 2-week period, including four random (school)days. Two days involve repeated 2-hour recalls, and 2 days involve repeated 4-hour recalls. Two intervi
Sponsors
Wageningen University & Research
Eligibility
Sex/Gender
All
Age
12 Years to 18 Years
Inclusion criteria
Inclusion criteria: 1. Aged 12-18 years old 2. Able to speak and read Dutch 3. Willingness to maintain current dietary habits for the duration of the study 4. Own a smartphone with an internet plan 5. User of an email address
Exclusion criteria
Exclusion criteria: 1. Visually impaired 2. Currently participating in another research study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Food and beverage intake is assessed using the smartphone-based 2-hour recall and 4-hour recall method using Traqq®, and the interviewer-administered 24-hour recalls are used as a reference method, over a 4-week study period. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Baseline data assessed using a demographic questionnaire at week 1 2. Evaluation questionnaire about usability assessed using the System Usability Scale at week 5 2. Dietary intake as a reference method assessed using the Food Frequency Questionnaire at week 5 3. User experiences and preferences assessed using in-depth-interviews after the study period 4. User experiences and preferences assessed using co-creation sessions after the in-depth-interviews | — |
Countries
Netherlands
Contacts
Public ContactElske Brouwer-Brolsma
Outcome results
None listed