Journal of Epidemiology and Public Health

Basic Analysis of The Epidemiological Surveillance Data of Measles from The National Institute of Public Health in Mali 2020-2024, July 2025

Abstract

Sefoura Dione, Souleymane Coulibaly, Daly Siby, Issa Cisse, Seydou Sogodogo, Djibril Barry, Fanta Sidibe, Mariam Kone, Cheick Abou Coulibaly and Mohamed Ag Bareika

Introduction
Measles is an acute disease caused by a virus of the Morbillivirus genus, belonging to the paramyxovirus family. It is more common in infants aged 5-6 months and young adults and can lead to severe, even fatal complications. Measles is one of the most contagious diseases in the world. The objective of our study was to analyze the epidemiological surveillance data of measles at the National Institute of Public Health (INSP) from 2020 to 2024 to inform health authorities.

Materials and Methods
We conducted a cross-sectional descriptive study using data from the measles surveillance database at INSP. The tools used were the laboratory register, notification forms, and the measles database. The data were analyzed using Epi Info 7.5.2 after entering missing data and cleaning the database.

Results
In total, we had 6040 suspected cases sampled, of which 2859 were IgM positive. The male sex was predominant with 53%. The most affected age group was 0-5 years. The unvaccinated were the most represented at 97.52%.

Conclusion
This analysis has allowed us to observe the largest number of suspected and confirmed cases of measles, with the age group most affected. However, a strengthening of routine vaccination is necessary.

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