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Foodborne disease outbreaks in nursing homes, 1975 through 1987
W C Levine1, J F Smart, D L Archer
1Division of Bacterial and Mycotic Diseases, Centers for Disease Control, Atlanta, GA 30333.
JAMA
|October 16, 1991
Summary
Nursing homes experienced 115 foodborne disease outbreaks from 1975-1987, with Salmonella being the most common cause. Enhanced food safety practices are crucial to protect elderly residents.
Area of Science:
- Epidemiology
- Public Health
- Food Safety
Background:
- Nursing home residents are a vulnerable population at high risk for severe foodborne illness.
- Foodborne disease outbreaks in healthcare settings pose significant public health challenges.
Purpose of the Study:
- To analyze the epidemiology of foodborne disease outbreaks in nursing homes.
- To identify key areas for targeted preventive interventions.
Main Methods:
- Analysis of reported foodborne disease outbreaks in nursing homes from 1975 to 1987.
- Data extracted from state and local health department reports and Centers for Disease Control investigation forms.
- Inclusion criteria: confirmed pathogen and identified food vehicle.
Main Results:
- 115 outbreaks reported across 26 states, affecting 4,944 individuals and causing 51 deaths.
- Salmonella was the leading pathogen (52% of outbreaks, 81% of deaths), with Salmonella enteritidis linked to increased fatalities.
- Eggs and egg-contaminated equipment were common vehicles for S. enteritidis outbreaks; Staphylococcus was the second most frequent cause.
Conclusions:
- Elderly individuals face high morbidity risks from foodborne illnesses.
- Nursing homes must implement rigorous food handling, preparation, and storage protocols.
- Comprehensive food handler education and robust infection control programs are essential for outbreak detection and management.
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