adult RSV vaccine effectiveness/concerns
a new report found that the respiratory syncytial virus (RSV)-related hospitalizations and emergency department visits decreased dramatically with the new RSV vaccination in high-risk adults aged 60 years or older (see rsv vaccine effectiveness JAMA2024 in dropbox, or doi:10.1001/jamanetworkopen.2024.50832) Details : -- 7047 patients with low respiratory tract disease (LRTD)-related hospitalizations or emergency department (ED) encounters were included in this retrospective case-control study with a test negative design to assess the effectiveness of RSV vaccination, in the Kaiser Permanente of Southern California (KPSC) database, from 2023-2024 -- KPSC includes 4.8 million members, with 11.1 being at least 60yo -- RSVpreF vaccination (Abrysvo) was assessed during the first RSV season after vaccine licensure and 21 or more days before LRTD -- cases: patients who were RSV-positive with LRTD events -- controls (2 prespecified coho...