Primary care data
Syndromic surveillance data
For week 20/2020, no Member States or areas reported on ILI or ARI activity levels.
Of 29 Member States and areas that reported on the intensity indicator, 24 reported activity at baseline levels, 4 reported low intensity (Georgia, Ireland, Malta and Slovakia), and 1 reported medium intensity (Azerbaijan) for week 20/2020.
Of 28 Member States and areas that reported on geographic spread, 23 reported no activity, 3 reported sporadic spread and 2 reported local spread (Azerbaijan and Ireland) for week 20/2020.
The influenza activity figures are unavailable this week due to a technical issue.
Viruses detected in sentinel-source specimens (ILI and ARI)
For week 12/2020, of 42 sentinel specimens tested for influenza viruses, 1 was positive for influenza B (not subtyped).
For the season to date, more influenza type A (n=11 302, 64%) than type B (n=6 324, 36%) viruses have been detected. Of 10 300 subtyped A viruses, 59% were A(H1N1)pdm09 and 41% were A(H3N2). Of 2 472 influenza type B viruses ascribed to a lineage, 99% were B/Victoria.
Details of the distribution of viruses detected in non-sentinel-source specimens can be found in the Virus characteristics section.
Influenzanet data were not reported for week 19/2020.