Epidemiological trends of Lassa fever in Nigeria, 2018-2021.

ABSTRACT:

Background

Lassa fever is a viral haemorrhagic fever endemic in Nigeria. Improved surveillance and testing capacity have revealed in an increased number of reported cases and apparent geographic spread of Lassa fever in Nigeria. We described the recent four-year trend of Lassa fever in Nigeria to improve understanding of its epidemiology and inform the design of appropriate interventions.

Methods

We analysed the national surveillance data on Lassa fever maintained by the Nigeria Centre for Diseases Control (NCDC) and described trends, sociodemographic, geographic distribution, and clinical outcomes. We compared cases, positivity, and clinical outcomes in the period January 2018 to December 2021.

Results

We found Lassa fever to be reported throughout the year with more

SUBMITTER: Dalhat MM 

PROVIDER: S-EPMC9803109 | biostudies-literature | 2022

REPOSITORIES: biostudies-literature