Intake24 is an open-source self-completed computerised dietary recall system based on multiple-pass 24-hour recall. The online system offers similar data quality to interviewer-led recalls at a significantly lower cost.
Online 24-hour dietary recall. Under 20 minutes average completion time. High tolerance to spelling mistakes. Accurate image-based portion size estimation. Automated coding to nutrient data. Instant availability of nutrient reports.
See here for detaild of the iterative development of INTAKE24.
| Component | Detail |
|---|---|
| Completion time | ~ 20 minutes |
| Food database | >2500 items |
| Portion size images | >2500 photos validated using feeding study/4-day weighed diaries |
| Output variable | Units |
|---|---|
| Energy intake | kJ/day |
| Carbohydrate | g/day |
| Non-starch polysaccharides | g/day |
| Fat | g/day |
| Fat | % of daily intake |
| Saturated fat | g/day |
| Protein | g/day |
| Non-milk extrinsic sugars | g/day |
| Non-milk extrinsic sugars | % of daily intake |
| Alcohol | g/day |
| Vitamin C | mg/day |
| Iron | mg/day |
| Calcium | mg/day |
| Resource | Link |
|---|---|
| Main website | External site |
| Demonstration version | External site |
| Food databases | External site |
| Image databases | External site |
| Web application source code | External site |
| Lifestage | Reliability and validity literature |
|---|---|
| Adolescents/Adults | External site |
| First author (year) | Title |
|---|