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Chronic Obstructive Pulmonary Disease01:22

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Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
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Understanding the variety of primary symptoms and systemic complications that characterize chronic obstructive pulmonary disease (COPD) is crucial for healthcare professionals.
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Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
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Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

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Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
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Power Outage: An Ignored Risk Factor for COPD Exacerbations.

Wangjian Zhang1, Scott C Sheridan2, Guthrie S Birkhead3

  • 1Department of Environmental Health Sciences, University at Albany, State University of New York, Rensselaer, NY.

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Power outages increase COPD hospitalizations and associated costs. This risk is highest in the first two days and lasts for a week, impacting all severity groups.

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Area of Science:

  • Environmental Health
  • Pulmonary Medicine
  • Health Services Research

Background:

  • Chronic Obstructive Pulmonary Disease (COPD) is a leading cause of death in the US, affecting 16 million individuals.
  • Power outages pose a significant threat to individuals dependent on electricity for medical devices.
  • The impact of power outages on COPD exacerbations remains understudied.

Purpose of the Study:

  • To investigate the association between power outages and COPD exacerbations.
  • To quantify the risk of hospitalization for COPD during power outage events.

Main Methods:

  • Utilized distributed lag nonlinear models to compare hospitalization rates during power outages versus non-outage periods in New York State (2001-2013).
  • Analyzed COPD hospitalization rates and subtypes, controlling for time-varying confounders.
  • Examined changes in hospital cost, length of stay, comorbidities, and therapeutic procedures.

Main Results:

  • Power outages were associated with a significantly elevated COPD hospitalization rate (RR 1.03-1.39), with the highest risk observed at lag 0 and 1 days, lasting for 7 days.
  • The risk was more pronounced for acute bronchitis compared to acute exacerbation of COPD.
  • Hospitalization during outages incurred higher costs (+$4.67K) and more comorbidities (1.38 per case) compared to non-outage periods.

Conclusions:

  • Power outages are linked to increased COPD hospitalizations, higher healthcare costs, and a greater number of comorbidities.
  • These adverse effects were consistently observed across all clinical severity groups.
  • Findings highlight the vulnerability of COPD patients to disruptions in essential services like electricity.