Weekly influenza surveillance overview, weeks 21-35, 2014
Main surveillance developments during weeks 21–35/2014 ( 19 May – 31 August 2014 )
Executive Summary
For weeks 21-35/2014:
- Low intensity was reported by all countries submitting reports (15 to 19 depending on the week). Local or sporadic activity was reported by eight countries.
- Of 330 sentinel specimens tested across 14 countries, 10 were positive for influenza virus. Eight were influenza A viruses and two were type B.
- Nine hospitalised, laboratory-confirmed influenza cases were reported by two countries; six of these cases were admitted to intensive care units.
Overall, influenza activity and circulation of influenza viruses in reporting countries was low.
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