Research

Energy balance

The average absolute difference in self-reported weights increased from 6 months (mean 0.7 kg) to 24 months (mean 1.3 kg; P<.001).

Practitioners should note that discrepancies in self-reported weights may increase over time.

StrongSupportsmedium confidence
The average absolute difference also increased from 6 months (mean 0.7 kg, SD 0.8 kg) to 24 months (mean 1.3, SD 1.8 kg; P<.001).
Gerald J. Jerome et al. · Journal of Medical Internet Research · 2014

Why this rating

Based on a randomized trial design.

Source

Longitudinal Accuracy of Web-Based Self-Reported Weights: Results From the Hopkins POWER Trial

Gerald J. Jerome et al. · Journal of Medical Internet Research · 2014

DOI 10.2196/jmir.3332

rct · n=277Cited 23×
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DOI resolved against Crossref · corpus check 2026-06-10

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