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Nigeria

NCDC Lassa Fever Situation Report Epi Week 24: 12th – 18th June 2023

Attachments

Highlights

  • In week 24, the number of new confirmed cases increased from1 in epi week23, 2023to 5 cases. This was reported from Edo and Bauchi States (Table 3)

  • Cumulatively from week 1 to week 24, 2023, 165 deaths have been reported with a case fatality rate (CFR) of 17.1% which is lower than the CFR for the sameperiodin2022 (20.0%)

  • In total for 2023, 28 States have recorded at least one confirmed caseacross106Local Government Areas (Figures 2 and 3)

  • Seventy-three (73%) of all confirmed Lassa fever cases were reported from these three states (Ondo, Edo, and Bauchi) while 27% were reported from25stateswithconfirmed Lassa fever cases. Of the 73% confirmed cases, Ondo reported32%, Edo29%, and Bauchi 12%

  • The predominant age group affected is 21-30 years (Range: 1 to 93 years, MedianAge:32 years). The male-to-female ratio for confirmed cases is 1:0.9 (Figure 4)

  • The number of suspected cases increased compared to that reported for the same period in 2022.

  • No new Healthcare worker was affected in the reporting week 24

  • National Lassa fever multi-partner, multi-sectoral Technical Working Group(TWG)continues to coordinate the response activities at all levels.