Weekly influenza surveillance overview, week 15, 2014
Surveillance report
For week 15/2014:
• Low intensity was reported by all reporting countries, while widespread or regional activity was reported by three countries.
• Of the 303 sentinel specimens tested across 15 countries, 13% were positive for influenza virus. The proportion of positive specimens decreased substantially compared to the previous week.
• Four countries reported 40 hospitalised laboratory-confirmed influenza cases, 11 of which were admitted to intensive care units.
Overall, influenza activity continued to decline but influenza viruses still circulated in some reporting countries.
• Low intensity was reported by all reporting countries, while widespread or regional activity was reported by three countries.
• Of the 303 sentinel specimens tested across 15 countries, 13% were positive for influenza virus. The proportion of positive specimens decreased substantially compared to the previous week.
• Four countries reported 40 hospitalised laboratory-confirmed influenza cases, 11 of which were admitted to intensive care units.
Overall, influenza activity continued to decline but influenza viruses still circulated in some reporting countries.
Publication file
Weekly influenza surveillance overview, week 15, 2014
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