Browsing Bergen Open Research Archive by Author "Kristoffersen, Anja Bråthen"
Now showing items 1-2 of 2
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Length of hospital stay and risk of intensive care admission and in-hospital death among COVID-19 patients in Norway: a register-based cohort study comparing patients fully vaccinated with an mRNA vaccine to unvaccinated patients
Whittaker, Robert Neil; Kristoffersen, Anja Bråthen; Valcarcel Salamanca, Beatriz; Seppälä, Elina Marjukka; Samareh Golestani, Karan; Kvåle, Reidar; Watle, Sara Sofie Viksmoen; Buanes, Eirik Alnes (Journal article; Peer reviewed, 2022)Objectives We estimated the length of stay (LoS) in hospital and the intensive care unit (ICU) and risk of admission to ICU and in-hospital death among COVID-19 patients ≥18 years in Norway who had been fully vaccinated ... -
Reduced risk of hospitalisation among reported COVID-19 cases infected with the SARS-CoV-2 Omicron BA.1 variant compared with the Delta variant, Norway, December 2021 to January 2022
Veneti, Lamprini; Bøås, Håkon; Kristoffersen, Anja Bråthen; Stålcrantz, Jeanette; Bragstad, Karoline; Hungnes, Olav; Storm, Margrethe Larsdatter; Aasand, Nina Therese; Rø, Gunnar Øyvind Isaksson; Starrfelt, Jostein; Seppälä, Elina Marjukka; Kvåle, Reidar; Vold, Line; Nygård, Karin; Buanes, Eirik Alnes; Whittaker, Robert Neil (Journal article; Peer reviewed, 2022)We included 39,524 COVID-19 Omicron and 51,481 Delta cases reported in Norway from December 2021 to January 2022. We estimated a 73% reduced risk of hospitalisation (adjusted hazard ratio: 0.27; 95% confidence interval: ...