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Carbon monoxide poisoning from portable electric generators.
Neil B Hampson1, Jennette L Zmaeff
1Center for Hyperbaric Medicine, Virginia Mason Medical Center, Seattle, Washington, USA. www.neil.hampson@vmmc.org
American Journal of Preventive Medicine
|January 1, 2005
Summary
Carbon monoxide (CO) poisoning from portable generators is a persistent risk, often occurring in homes during power outages. Lack of awareness about generator dangers and ventilation needs causes these hazardous exposures.
Area of Science:
- Environmental Health
- Toxicology
- Public Health
Background:
- Despite decreased overall unintentional carbon monoxide (CO) poisoning deaths due to vehicle emission controls, exposures from portable generators remain a concern.
- Portable electric generators are frequently operated in inadequately ventilated spaces, leading to dangerous CO accumulation.
Purpose of the Study:
- To characterize individuals poisoned by CO from portable generators.
- To identify the reasons behind the hazardous operation of these generators.
Main Methods:
- A retrospective review of CO poisoning cases treated with hyperbaric oxygen at Virginia Mason Medical Center.
- Analysis focused on cases specifically resulting from the use of portable electric generators.
Main Results:
- Sixty-three patients (ages 2-85) were treated for CO poisoning from portable generators across 37 incidents.
- Generators were often used during power outages or in remote locations, with 29 incidents occurring within the home, primarily in garages.
- Key contributing factors identified were a lack of awareness regarding CO poisoning dangers and insufficient knowledge of proper ventilation requirements.
Conclusions:
- CO poisoning from portable generators affects a specific demographic and occurs in predictable settings for identifiable reasons.
- Findings can inform targeted prevention strategies, including improved warning labels and educational initiatives to mitigate generator-related CO poisoning.