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Related Experiment Videos

Socioeconomic status and lung function.

Matthew J Hegewald1, Robert O Crapo

  • 1Pulmonary Division, LDS Hospital and the University of Utah, Eighth Ave and C St, Salt Lake City, UT 84143, USA. matt.hegewald@intermountainmail.org

Chest
|November 14, 2007
PubMed
Summary
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Low socioeconomic status (SES) significantly impairs lung function, including forced expiratory volume in 1 second (FEV1) and forced vital capacity (FVC). This health disparity persists even when accounting for smoking and occupational factors.

Area of Science:

  • Public Health
  • Pulmonology
  • Sociology

Background:

  • Socioeconomic status (SES) is a critical determinant of health outcomes globally.
  • Poverty and lower SES are linked to increased prevalence and severity of various pulmonary diseases.
  • Understanding the SES-lung function relationship is vital for public health interventions.

Purpose of the Study:

  • To systematically review the medical literature over the past 20 years.
  • To investigate the association between socioeconomic status (SES) and lung function in pediatric and adult populations.
  • To synthesize evidence on how SES impacts respiratory health.

Main Methods:

  • Literature search of medical databases for studies published in the last two decades.
  • Analysis of studies examining lung function parameters (e.g., FEV1, FVC) in relation to SES indicators.

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  • Inclusion of studies controlling for confounding factors like smoking and occupational exposures.

    • Main Results:

    • A consistent, significant negative correlation was observed between SES and lung function.
    • Reduced lung function (FEV1 and FVC) is evident in individuals with lower SES.
    • The impact of low SES on lung function is substantial, with reported FEV1 reductions exceeding 300 mL in men and 200 mL in women, independent of other risk factors.

    Conclusions:

    • Socioeconomic status is a significant, independent predictor of lung function.
    • Low SES contributes to pulmonary disease development and progression.
    • Addressing socioeconomic disparities is crucial for improving respiratory health and reducing the burden of lung disease.