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March 17, 2026The Brazilian Journal of Infectious DiseasesOpen Access

Impacts of the Covid-19 Pandemic on the Epidemiology of Leprosy in Brazil (2018–2024)

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Authors

SBSayaka Tobouti BatistelaMSMelânia Marchi SezerinoGSGustavo Henrique Oliveira dos Santos

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Overview

Descriptive epidemiological study analyzes COVID-19 impacts on leprosy indicators in Brazil, suggesting heightened disease monitoring is necessary.

Key Points

  • This research aims to analyze how the COVID-19 pandemic affected leprosy incidence, mortality, and case fatality rates in Brazil.
  • Descriptive, retrospective epidemiological study
  • Used data from DATASUS and IBGE (2018-2024)
  • Calculated incidence rates, mortality, and case fatality
  • Categorized data into pre-pandemic, pandemic, and post-pandemic periods
  • Evaluated percentage variations between periods
  • Mean incidence decreased from 17.7 to 12.0 cases per 100,000 (-32.36%) during the pandemic
  • Post-pandemic incidence increased to 14.0 cases per 100,000 (17.01%)
  • Mortality decreased by -7.19% pre- to pandemic, and -17.65% pandemic to post-pandemic
  • Case fatality increased by 39.47% during the pandemic (0.38% to 0.53%), then decreased by -32.08% after
  • Findings indicate underreporting and heightened disease severity in late diagnoses

Cite This Study

Batistela et al. (2026) studied this question.

synapsesocial.com/papers/69b8ef52deb47d591b8c55d6https://doi.org/10.1016/j.bjid.2026.105703
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