Primary care data

Syndromic surveillance data

For week 20/2020, no Member States or areas reported on ILI or ARI activity levels.

Influenza activity

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.