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Predictor Variables in the Spread of Chagas Disease in Rural Areas
Liziana de Sousa Leite1, Valéria Christina de Rezende Feres2, Paulo Sérgio Scalize3
1Post-Graduation Program in Environmental Sciences (CIAMB), Federal University of Goiás, Goiania 74605-170, Brazil.
Pathogens (Basel, Switzerland)
|May 24, 2024
Summary
Chagas disease (CD) spreads in rural areas due to social vulnerability and poor living conditions. Education, housing, domestic animals, and triatomine presence are key predictors of infection risk.
Area of Science:
- * Infectious Diseases and Epidemiology
- * Public Health and Environmental Science
Background:
- * Chagas disease (CD), caused by *Trypanosoma cruzi*, affects millions globally, with significant impact in rural areas.
- * Understanding transmission dynamics is crucial for effective public health interventions.
Purpose of the Study:
- * To identify predictor variables associated with the spread of *Trypanosoma cruzi* infection in rural human populations.
- * To analyze the significance and prevalence of these variables in scientific literature.
Main Methods:
- * A systematic literature review was conducted using the Scopus platform.
- * Search terms included "Chagas disease" and "rural", analyzing 85 studies published between 1977 and 2022.
- * Twenty-seven predictor variables were identified and analyzed for statistical significance (p < 0.05).
Main Results:
- * 59.5% of analyzed predictor variables showed statistically significant associations with Chagas disease spread (p < 0.05).
- * Key significant variables included Education (87.6%), Intradomicile building (70%), Domestic animals (69.6%), and Triatomines (69.2%).
- * Sanitation and Culture variables require further research due to limited existing studies.
Conclusions:
- * Social vulnerability and lack of information contribute to inadequate living conditions, facilitating vector and pathogen access.
- * Improving education, housing, and sanitation is critical for controlling Chagas disease in rural settings.
- * Targeted interventions addressing socioeconomic and environmental factors are essential for reducing Chagas disease transmission.
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