Trends in dengue incidence and lethality: interrupted time series analysis, Brazil, 2001-2022.

ABSTRACT:

Objective

To analyze the temporal trend of dengue incidence and lethality rates and the proportions of its serotypes, in the different macro-regions of Brazil, between 2001 and 2022. In particular, the immediate and gradual effects of these indicators were verified in the periods before and after the publication of the National Guidelines for the Prevention and Control of Dengue Epidemics.

Methods

This was an interrupted time series analysis. Prais-Winsten generalized linear regression was used and the annual percentage variation was determined with a 95% confidence interval (95%CI). The data were extracted from the Notifiable Diseases Information System and the Mortality Information System.

Results

The incidence of dengue in Brazil was stationary from 2001 to 2009, a

SUBMITTER: Silva TFPLAD 

PROVIDER: S-EPMC12435890 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature