Research
Energy balance
A diet rich in fruits, vegetables, and fish may reduce the risk of newly diagnosed COPD in men.
Encouraging a diet high in fruits, vegetables, and fish may be beneficial for reducing COPD risk.
GoodSupportsmedium confidence
The prudent pattern was inversely associated with the risk of newly diagnosed COPD (RR for highest vs lowest quintile 0.50 (95% CI 0.25 to 0.98), p for trend = 0.02).
Why this rating
Based on a prospective cohort study design.
Source
Prospective study of dietary patterns and chronic obstructive pulmonary disease among US men
Raphaëlle Varraso et al. · Thorax · 2007
DOI 10.1136/thx.2006.074534
cohort · n=42917Cited 174×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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