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Effects of pulmonary function on mortality.

T H Beaty, C A Newill, B H Cohen

    Journal of Chronic Diseases
    |January 1, 1985
    PubMed
    Summary
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    Reduced lung function, measured by forced expiratory volume in 1 second, predicts higher mortality risk in men, even after accounting for age and smoking. This highlights pulmonary function as a key health indicator.

    Area of Science:

    • Gerontology
    • Pulmonology
    • Epidemiology

    Background:

    • Pulmonary function is crucial for overall health and longevity.
    • Previous studies suggest a link between lung function and mortality, but further investigation is warranted.
    • The Baltimore Longitudinal Study of Aging provides a valuable dataset for exploring aging-related health outcomes.

    Purpose of the Study:

    • To investigate the association between pulmonary function and all-cause mortality in a cohort of older men.
    • To determine if impaired pulmonary function is an independent predictor of mortality.
    • To assess the role of lung function in mortality risk among never-smokers.

    Main Methods:

    • Utilized survivorship data from 874 male volunteers in the Baltimore Longitudinal Study of Aging.

    Related Experiment Videos

  • Conducted a 24-year longitudinal study analyzing the ratio of forced expiratory volume in 1 second (FEV1) to its predicted value.
  • Adjusted for covariates including age and smoking status.

    • Main Results:

    • A lower ratio of FEV1 to its predicted value was significantly associated with increased all-cause mortality.
    • Individuals with poorer pulmonary function exhibited a higher mortality rate during the follow-up period.
    • This association remained significant even among participants who had never smoked.

    Conclusions:

    • Impaired pulmonary function is a significant predictor of total mortality in older men.
    • Reduced lung function may contribute to various disease processes leading to mortality.
    • Pulmonary function testing can serve as a valuable tool for assessing long-term health and mortality risk.