Browsing Bergen Open Research Archive by Author "Hungnes, Olav"
Now showing items 1-7 of 7
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Antibody levels in a cohort of pregnant women after the 2009 influenza A(H1N1) pandemic: Waning and association with self-reported severity and duration of illness
Tunheim, Gro; Laake, Ida; Robertson, Anna Hayman; Waalen, Kristian; Hungnes, Olav; Næss, Lisbeth Meyer; Cox, Rebecca Jane; Mjaaland, Siri; Trogstad, Lill (Peer reviewed; Journal article, 2018-12-09)Background: A population‐based pregnancy cohort was established in Norway to study potential effects of exposure to the 2009 influenza pandemic or pandemic vaccination during pregnancy. Objectives: We studied maternal ... -
Distinct T and NK cell populations may serve as immune correlates of protection against symptomatic pandemic influenza A(H1N1) virus infection during pregnancy
Savic, Miloje; Dembinski, Jennifer Lynn; Laake, Ida; Hungnes, Olav; Cox, Rebecca Jane; Oftung, Fredrik; Trogstad, Lill; Mjaaland, Siri (Peer reviewed; Journal article, 2017-11-16)Maternal influenza infection during pregnancy is associated with increased risk of morbidity and mortality. However, the link between the anti-influenza immune responses and health-related risks during infection is not ... -
Increased risk of hospitalisation and intensive care admission associated with reported cases of SARS-CoV-2 variants B.1.1.7 and B.1.351 in Norway, December 2020-May 2021
Veneti, Lamprini; Seppälä, Elina Marjukka; Storm, Margrethe Larsdatter; Valcarcel Salamanca, Beatriz; Buanes, Eirik Alnes; Aasand, Nina Therese; Naseer, Mohammed Umaer; Bragstad, Karoline; Hungnes, Olav; Bøås, Håkon; Kvåle, Reidar; Samareh Golestani, Karan; Feruglio, Siri Laura; Vold, Line; Nygård, Karin Maria; Whittaker, Robert Neil (Journal article; Peer reviewed, 2021)Introduction Since their emergence, SARS-CoV-2 variants of concern (VOC) B.1.1.7 and B.1.351 have spread worldwide. We estimated the risk of hospitalisation and admission to an intensive care unit (ICU) for infections ... -
No difference in risk of hospitalization between reported cases of the SARS-CoV-2 Delta variant and Alpha variant in Norway
Veneti, Lamprini; Valcarcel Salamanca, Beatriz; Seppälä, Elina Marjukka; Starrfelt, Jostein; Storm, Margrethe Larsdatter; Bragstad, Karoline; Hungnes, Olav; Bøås, Håkon; Kvåle, Reidar; Vold, Line; Nygård, Karin Maria; Buanes, Eirik Alnes; Whittaker, Robert Neil (Journal article; Peer reviewed, 2022)Objectives To estimate the risk of hospitalization among reported cases of the Delta variant of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) compared with the Alpha variant in Norway, and the risk of ... -
Pulmonary changes in Norwegian fatal cases of pandemic influenza H1N1 (2009) infection: a morphologic and molecular genetic study
Voltersvik, Pål; Aqrawi, Lara Adnan; Dudman, Susanne Gjeruldsen; Hungnes, Olav; Bostad, Leif; Brokstad, Karl Albert; Cox, Rebecca Jane (Peer reviewed; Journal article, 2016-11)Background: During the pandemic outbreak of the 2009 swine influenza (A(H1N1) pdm09), 32 fatal cases occurred in Norway and 19 of these were included in this study. Objectives: We characterised pulmonary changes in these ... -
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: ... -
Seasonal and pandemic influenza during pregnancy and risk of fetal death: A Norwegian registry‑based cohort study
Gunnes, Nina; Gjessing, Håkon K.; Bakken, Inger Johanne Landsjøåsen; Ghaderi, Sara; Gran, Jon Michael; Hungnes, Olav; Magnus, Per; Samuelsen, Sven Ove; Skrondal, Anders; Stoltenberg, Camilla; Trogstad, Lill; Wilcox, Allen James; Håberg, Siri Eldevik (Journal article; Peer reviewed, 2020)Previous studies of fetal death with maternal influenza have been inconsistent. We explored the effect of maternal influenza-like illness (ILI) in pregnancy on the risk of fetal death, distinguishing between diagnoses ...