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Evidence for a positive association between pulmonary function and wine intake in a population-based study
Holger J Schünemann1, Brydon J B Grant, Jo L Freudenheim
1Department of Medicine, Division of Pulmonary, Critical Care, and Sleep Medicine, School of Medicine and Biomedical Sciences, State University of New York, Buffalo, New York 14214-3000, USA. HJS@bufalo.edu
Sleep & Breathing = Schlaf & Atmung
|January 14, 2003
Summary
Wine consumption, unlike total alcohol intake, is positively associated with better lung function, specifically forced expiratory volume in one second (FEV1) and forced vital capacity (FVC). This suggests potential differential effects of alcoholic beverages on pulmonary health.
Area of Science:
- Pulmonary Medicine
- Nutritional Epidemiology
- Cardiovascular Health
Background:
- Lung function is a key predictor of mortality.
- Alcohol exposure may impact lung function via oxidant-antioxidant pathways.
- Alcoholic beverages contain both oxidants and antioxidants.
Purpose of the Study:
- To investigate the relationship between beverage-specific alcohol consumption and lung function.
- To analyze associations with forced expiratory volume in one second (FEV1) and forced vital capacity (FVC).
Main Methods:
- Pulmonary function assessed as percent of predicted normal FEV1 (FEV1%) and FVC (FVC%).
- Alcohol intake data collected via questionnaire for recent and lifetime consumption.
- Statistical analysis using multiple linear regression adjusted for covariates.
Main Results:
- No significant correlation found between total alcohol intake and lung function.
- Positive associations observed between wine intake (recent and lifetime) and FEV1%/FVC%.
- White wine showed a stronger association with lung function than red wine.
Conclusions:
- Wine consumption is positively associated with improved lung function.
- Total alcohol intake is not significantly related to lung function.
- Differential effects of alcoholic beverages on lung health warrant further investigation, considering potential lifestyle confounders.