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Volume 29, Number 9—September 2023
Research

Shifting Patterns of Influenza Circulation during the COVID-19 Pandemic, Senegal

Alexandre LamprosComments to Author , Cheikh Talla, Maryam Diarra, Billo Tall, Samba Sagne, Mamadou Korka Diallo, Boly Diop, Ibrahim Oumar, Ndongo Dia, Amadou Alpha Sall, Mamadou Aliou Barry1Comments to Author , and Cheikh Loucoubar1
Author affiliations: Hôpital Européen Georges Pompidou, Paris, France (A. Lampros); Institut Pasteur de Dakar, Dakar, Senegal (A. Lampros, C. Talla, M. Diarra, B. Tall, S. Sagne, M. Korka Diallo, N. Dia, A.A. Sall, M.A. Barry, C. Loucoubar); Government of Senegal Ministry of Health and Social Action, Dakar (A. Lampros, B. Diop); World Health Organization, Dakar (A. Lampros, I. Oumar)

Main Article

Table

RT-PCR test results demonstrating shifting patterns of influenza circulation during the COVID-19 pandemic, Senegal*

Testing per timeframe No. (%) cases
ILI SARI Total
Prepandemic, 2013–2020
No. cases enrolled 74,726 776 75,502
No. influenza RT-PCR performed 12,530 (1) 776 (100) 13,306 (17)
No. influenza-positive tests
 3,157 (25)
 145 (19)
 3,302 (25)
Pandemic period, 2020–2022
No. cases enrolled 19,030 1,352 20,382
No. influenza RT-PCR performed 2,593 (14) 1,352 (100) 3,945 (19)
No. influenza-positive tests 622 (24) 68 (5) 690 (17)
No. SARS-CoV-2 RT-PCR performed 1,409 (7) 1,129 (84) 2,538 (12)
No. SARS-CoV-2 positive tests 195 (14) 211 (19) 416 (16)

*Cases are from ILI and SARI surveillance during January 2013–July 2022. ILI, influenza-like illness; RT-PCR, reverse transcription PCR; SARI, severe acute respiratory illness

Main Article

1These authors contributed equally to this article.

Page created: July 21, 2023
Page updated: August 20, 2023
Page reviewed: August 20, 2023
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