Hospital Surveillance

A subset of countries and areas monitor severe disease related to influenza virus infection by surveillance of

 

1) hospitalized laboratory-confirmed influenza cases in ICUs or other wards, or

 

2) severe acute respiratory infection (SARI; countries and areas mostly located in the eastern part of the Region).

Laboratory-confirmed hospitalized cases

1.1) Hospitalized laboratory-confirmed influenza cases – ICUs 

  • No hospitalized laboratory-confirmed influenza cases in ICUs were reported for week 07/2021.

 

  • Since the start of the season, there have been 11 hospitalized laboratory-confirmed influenza cases in ICUs (all infected with type A viruses; one was subtyped and A(H1)pdm09) reported by Ukraine (n = 2) and the UK (n = 9). At the time of the latest reports all cases were non-fatal.

 

1.2) Hospitalized laboratory-confirmed influenza cases – other wards

  • No laboratory-confirmed influenza cases in wards outside ICUs were reported for week 07/2021.

 

  • Since the start of the season, there have been 8 laboratory-confirmed influenza cases (all were type A viruses) in wards outside ICUs reported by Ukraine: 4 cases were in children between 0-4 years old and 4 cases were in patients aged 15-64 years. Seven of the 8 influenza type A virus cases were subtyped and all were A(H1)pdm09.
Hospital unit