Viruses detected in sentinel-source specimens (ILI and ARI)
For week 07/2021, 2 of 996 sentinel specimens tested for influenza viruses were positive. Since the start of the season, of 23 757 sentinel-source specimens that have been tested for influenza viruses, 29 were positive (18 type A and 11 type B viruses)
- Details of the distribution of viruses detected in non-sentinel-source specimens can be found in the Virus characteristics section.
External data sources
Influenzanet collects weekly data on symptoms in the general community from different participating countries across the EU/EEA. For week 07/2021, data reported from 8 countries representing between 489 and 12 901 active participants per country were included, for a total of 39 369 participants.
ILI activity: Denmark, France, Germany, Italy and Portugal have reported between 0 and 5 cases per 1 000 active participants, the Netherlands and UK have reported between 5 and 10 cases per 1 000 active participants and Switzerland has reported between 10 and 15 cases per 1 000 active participants. Activity is low (below the first quartile of historical data for this week).
COVID-19 activity: Portugal has reported between 10 and 15 possible cases per 1 000 weekly participants, France has reported between 15 and 20 possible cases per 1 000 weekly participants, Italy has reported between 20 and 25 possible cases per 1 000 weekly participants, UK has reported between 25 and 30 possible cases per 1 000 weekly participants, the Netherlands has reported between 50 and 55 possible cases per 1 000 weekly participants and Switzerland has reported between 55 and 60 possible cases per 1 000 weekly participants.