Influenza vaccination uptake among at-risk patients in Switzerland-The potential of national claims data for surveillance.
Andreas PlateChristophe BagnoudThomas RosemannOliver SennStefania Di GangiPublished in: Influenza and other respiratory viruses (2023)
VURs were below the recommended thresholds, and our analysis highlighted the need for efforts to increase VURs. We assessed the identification of chronic diseases by medication claims and the calculation of VURs based on data of the given season only as an effective approach to conduct vaccination surveillance. Claims data-based surveillance may complete the national surveillance.