CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 45 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05166226
NCT05166226N/ACompleted

The Reliability and Validity of the PortionSize™ and MyFitnessPal Apps (Study 2: Semi-controlled, Free-living Evaluation)

Pennington Biomedical Research Center·observational·Posted Dec 21, 2021·Updated May 13, 2026

In Brief

An observational study for Dietary Habits. Completed, enrolled 45 participants across 1 site.

Detailed Summary

The objective is to test the accuracy of the PortionSize™ app and the MyFitnessPal© app at measuring energy and nutrient intake in free-living conditions. Participants will use PortionSize™ and MyFitnessPal apps in separate periods to test the accuracy of the respective apps.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsDietary Habits
CountriesUnited States
Collaborators--

Timeline

N/ACompletedFinished
20222023202420252026
First PostedDec 21, 2021
Enrollment StartJan 10, 2022
Primary CompletionNov 11, 2022
Study CompletionMar 31, 2026
TodayJul 2, 2026
Enrollment to primary: 10 monthsPosted 4.5 years ago