Surveillance of Influenza in Northern Ireland 2015-2016

Overall, the 2015/16 influenza season was characterised by low levels of influenza activity in the community, with higher levels of activity in the hospital setting. This season, influenza A(H1N1) pdm09 was the predominant circulating strain (59%), followed by a substantial proportion of influenza B (20%) later in the season. A small number of influenza A (H3) cases were also detected.