Research
Energy balance
Food quality from other sources worsened, with children showing an increase in poor diet quality from 40.0% to 51.7% and adults from 33.8% to 43.8%.
Practitioners should be aware of the worsening food quality from other sources, indicating a need for intervention.
StrongSupportsmedium confidence
Food quality from other sources worsened (children: 40.0% to 51.7% with poor diet quality; adults: 33.8% to 43.8% with poor diet quality; P < .001 for trend each).
Why this rating
Based on a large cross-sectional survey study design.
Source
Trends in Food Sources and Diet Quality Among US Children and Adults, 2003-2018
Junxiu Liu et al. · JAMA Network Open · 2021
DOI 10.1001/jamanetworkopen.2021.5262
cross-sectional · n=59862Cited 169×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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