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March 17, 2026The Brazilian Journal of Infectious DiseasesOpen Access

Incidence of Dengue Cases in a Brazilian Municipality, From 2014 to 2024

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Authors

LSLeudiane SeixasECEvelen da Cruz CoelhoLALuana Wanessa Cruz Almeida

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Overview

Descriptive study analyzes dengue incidence in a Brazilian municipality, highlighting urgent public health needs.

Key Points

  • This study aims to analyze dengue cases in a Brazilian municipality from 2014 to 2024, identifying trends and guiding health interventions.
  • Used secondary data from the Brazilian Notifiable Diseases Information System (SINAN).
  • Data filtered by sex, age group, and serotype using TabNet.
  • Organized data into spreadsheets and conducted chi-square tests for association.
  • Focused on dengue cases reported in the municipality during the specified period.
  • Marked increase in dengue cases with 20,709 notifications in 2024, a 265% rise from 2023.
  • Incidence rate surged from 9.2 to 450.8 per 100,000 inhabitants, indicating high incidence status.
  • Adults aged 20–39 years were the most affected group with 472 cases.
  • DENV-1 serotype predominated from 2022 onward.

Cite This Study

Seixas et al. (2026) studied this question.

synapsesocial.com/papers/69b8ef12deb47d591b8c52f3https://doi.org/10.1016/j.bjid.2026.105587
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