ArticleScientific reports2025
An interrupted time series study of the leprosy case detection in Brazil after the COVID-19 pandemic.
Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
2 citing papers in PubMed.
- Persistent and Emerging High-Risk Clusters of Leprosy Detection in Brazil: A Nationwide Spatiotemporal Analysis, 2001-2023.Tropical medicine & international health : TM & IH · 2026Article
- Socioeconomic determinants of leprosy in Brazilian municipalities: an ecological study.Anais brasileiros de dermatologiaArticle
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Authors and funding
11 authors.
Funding
Abstract
COVID-19 pandemics affected several health systems processes, including leprosy care. This study aimed to estimate the impact of the COVID-19 pandemic on the leprosy case detection rate in Brazil from 2017 to 2022. Data was retrieved from Sinan, a Brazilian notification system, and monthly leprosy detection rate in the overall population and in individuals under 15 years of age were the main outcomes. The series was interrupted in February 2020, when the COVID-19 public health emergency was declared in Brazil. The data were analysed via Prais-Winsten regression. Over the 72 months analysed, the COVID-19 pandemic led to an immediate 0.55 reduction (95% CI 0.48-0.62) in the overall leprosy detection rate, with a subsequent monthly increase of 1.01 (95% CI 1.00-1.02). For the population under 15 years of age, the pandemic caused an immediate 0.48 reduction (95% CI 0.40-0.57), followed by a monthly increase of 1.01 (95% CI 1.01-1.02) after the onset of the pandemic. Subnational analysis revealed that most federative units followed the trend for the overall detection rate, but high heterogeneity was observed regarding individuals under 15 years of age. Therefore, it is urgent to target strategies to minimize delayed diagnosis and long-term consequences of leprosy.
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