Influenza Epidemiological Bulletin, Week 5. 2021–2022 Season.
Key points
In mainland France:
Increase in flu indicators, with regional disparities persisting
Significant increase in the positivity rate for influenza viruses in community practice, with continued co-circulation of the A(H1N1)pdm09 and A(H3N2) viruses
Further increase in emergency room visits and hospitalizations, particularly among children under 5
In the Overseas Territories:
French Guiana has entered the epidemic phase, while the epidemic has ended in Mayotte
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