The National Lassa fever multi-partner, multi-sectoral Incident Management System has been implemented
Within 14 weeks, From January to April 6, 2025, the Nigeria Centre for Disease Control and Prevention NCDC, documented 674 confirmed Lassa Fever cases out of 4,025 suspected cases in 18 states and 93 local government areas. This was mentioned in the centre’s situation report, which was released yesterday.
The statement reads, “In week 14, the number of new confirmed cases increased from 14 in week 13, of 2025 to 15. These were reported in Ondo, Bauchi, Edo, Taraba, Ebonyi, and Gombe States. Cumulatively in week 14, 2025, 127 deaths have been reported with a CFR of 18.8 per cent, which is higher than the CFR for the same period in 2024 (18.5 per cent).
“In total for 2025, 18 states have recorded at least one confirmed case across 93 LGAs. 71 per cent of all confirmed Lassa fever cases were reported from these three states (Ondo, Bauchi and Edo) while 28 per cent were reported from 15 states with confirmed Lassa fever cases. Of the 71 per cent confirmed cases, Ondo reported 30 per cent, Bauchi 25 per cent, and Edo 16 per cent.
“The predominant age group affected is 21-30 years (Range: 1 to 94 years, Median Age: 30 years). The male-to-female ratio for confirmed cases is 1:0.8.”
In order to coordinate the response actions at all levels, the National Lassa fever multi-partner, multi-sectoral Incident Management System has been implemented.