Viruses detected in sentinel-source specimens (ILI and ARI)
For week 47/2022, 512 (14%) of 3 563 sentinel specimens tested positive for an influenza virus; 92% were type A and 8% were type B. Of 388 subtyped A viruses, 88% were A(H3) and 12% A(H1)pdm09. Of 4 type B viruses ascribed to a lineage, all were B/Victoria. Of 32 countries and areas across the Region that each tested at least 10 sentinel specimens in week 47/2022, 11 reported influenza-positivity detection rates at or above 10% (median 20%; range 12% - 52%): Italy (52%), Portugal (44%), Kyrgyzstan (42%), Germany (36%), Uzbekistan (21%), France (20%), Kazakhstan (16%), Republic of Moldova (15%), Spain (13%), Luxembourg (12%) and Israel (12%).
For the season to date, 2 207 (10%) of 21 579 sentinel specimens tested positive for an influenza virus. More influenza type A (n=1 967, 89%) than type B (n=240, 11%) viruses have been detected. Of 1 701 subtyped A viruses, 1 461 (86%) were A(H3) and 240 (14%) were A(H1)pdm09. Of 115 influenza type B viruses ascribed to a lineage, all were B/Victoria (52% of type B viruses were reported without a lineage).
Details of the distribution of viruses detected in non-sentinel-source specimens are presented 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. Please refer to the website for additional information for week 47/2022.
* The administrative boundaries include spatial feature for Kosovo, this designation being without prejudice to position on status, and is in line with United Nations Security Council Resolution 1244 (1999) and the International Court of Justice Opinion on the Kosovo Declaration of Independence.