National Influenza Centres (NICs) and other national influenza laboratories from 95 countries, areas or territories reported data to FluNet for the time period from 12 October 2020 to 25 October 2020a(data as of 2020-11-06 02:55:12 UTC).The WHO GISRS laboratories tested more than 94241 1 specimens during that time period. A total of 140 specimens were positive for influenza viruses, of which 80 (57.1%) were typed as influenza A and 60 (42.9%) as influenza B. Of the sub-typed influenza A viruses, 2 (5.4%) were influenza A(H1N1) pdm09 and 35 (94.6%) were influenza A(H3N2). Of the characterized B viruses, 1 (6.7%) belonged to the B-Yamagata lineage and 14 (93.3%) to the B-Victoria lineage.

Source: Laboratory confirmed data from the Global Influenza Surveillance and Response System (GISRS).

The time period from 12 October 2020 to 25 October 2020 corresponds to

• MMWR / American calendar / International standard ISO 8601: weeks 42 and 43