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Published on: November 3, 2009
Risk factors for acute toxoplasmosis in England and Wales
B Said1, K D Halsby1, C M O'Connor1
1Emerging Infections and Zoonoses Section,National Infections Service,Public Health England,UK.
Toxoplasma gondii infection risk factors were investigated. Eating beef was strongly associated with infection, highlighting the need for safe food handling, especially for vulnerable populations.
Area of Science:
- Medical Microbiology
- Infectious Diseases
- Public Health
Background:
- Over 300 annual cases of acute toxoplasmosis occur in England and Wales.
- Toxoplasmosis poses risks, particularly to vulnerable groups.
- Identifying infection sources is crucial for prevention.
Purpose of the Study:
- To identify key risk factors for Toxoplasma gondii infection.
- To inform public health strategies for toxoplasmosis prevention.
Main Methods:
- A case-control study design was employed.
- Twenty-eight confirmed toxoplasmosis cases and 27 seronegative controls participated.
- Logistic regression analyzed food history and environmental exposures, controlling for age and sex.
Main Results:
- Univariable analysis indicated higher odds of infection associated with consuming beef (OR 10.7), poultry (OR 6.4), and lamb/mutton (OR 4.9).
- Adjusted analysis revealed a significant association between beef consumption and infection (OR 5.6).
- Small sample size was a limitation.
Conclusions:
- Thoroughly cooking and hygienic handling of food, particularly beef, are essential to prevent Toxoplasma gondii infection.
- Further research with larger sample sizes is recommended.
- Findings underscore the importance of food safety for public health.
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