N/A
Completed N=31
Validity of the PortionSize App to Measure Children's Food Intake
Nutritional Assessment
Source: ClinicalTrials.gov NCT05587816 ↗
Enrolled (actual)
31
Serious AEs
0.0%
Results posted
Apr 2026
Primary outcomePrimary: Estimation of Energy Intake (kcal) by Children Using the PortionSize App — 717.9 kcal — p=0.022
Summary
The purpose of this study is to assess the validity of the PortionSize™ app to quantify children's own dietary intake and children's intake by parents or caregivers.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Estimation of Energy Intake (kcal) by Children Using the PortionSize App |
717.9 | 0.022 sig |
| PRIMARY Estimation of Intake of Food Group Servings (Fruit) by Children Using the PortionSize App |
0.5 | 0.45 |
| PRIMARY Estimation of Energy Intake (kcal/Day) by Parents or Caregivers Using the PortionSize App |
871.7 | 0.24 |
| PRIMARY Estimation of Intake of Food Group Servings (Fruit) by Parents or Caregivers Using the PortionSize App |
0.4 | 0.25 |
| SECONDARY User Satisfaction of the PortionSize App for Recording Food Intake by Children |
4.78 | — |
| SECONDARY User Satisfaction of the PortionSize App for Recording Food Intake by Parents or Caregivers |
4.83 | — |
Eligibility Criteria
Inclusion Criteria
- Male or female
- Children (7-12 years) and their parents or caregivers (18-62 years)
- Parents who have Willingness to use the PortionSize app to estimate the intake of their child food intake (normal/regular diet) from at least a snack and a meal of child for two consecutive days
- Have iPhone (version 6 or above) and an operable Apple ID, password, and email address, and able to use iPhone
Exclusion Criteria
- Any condition or circumstance that could impede study completion
- Child who is a very choosy eater or has a very limited food choice
Data sourced from ClinicalTrials.gov (NCT05587816). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.