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Comparative effectiveness of heterologous third dose vaccine schedules against severe covid-19 during omicron predominance in Nordic countries: population based cohort analyses.
Andersson NW, Thiesson EM, Baum U, Pihlström N, Starrfelt J, Faksová K, Poukka E, Lund LC, Hansen CH, Aakjær M, Kjær J, Cohet C, Goossens M, Andersen M, Hallas J, Meijerink H, Ljung R, Hviid A. Andersson NW, et al. Among authors: hansen ch. BMJ. 2023 Jul 24;382:e074325. doi: 10.1136/bmj-2022-074325. BMJ. 2023. PMID: 37487623 Free PMC article.
Estimation of COVID-19 vaccine effectiveness against hospitalisation in individuals aged ≥ 65 years using electronic health registries; a pilot study in four EU/EEA countries, October 2021 to March 2022.
Sentís A, Kislaya I, Nicolay N, Meijerink H, Starrfelt J, Martínez-Baz I, Castilla J, Nielsen KF, Hansen CH, Emborg HD, Nardone A, Derrough T, Valenciano M, Nunes B, Monge S; VEBIS-Lot4 working group. Sentís A, et al. Among authors: hansen ch. Euro Surveill. 2022 Jul;27(30):2200551. doi: 10.2807/1560-7917.ES.2022.27.30.2200551. Euro Surveill. 2022. PMID: 35904059 Free PMC article.
Vaccine effectiveness against SARS-CoV-2 infection or COVID-19 hospitalization with the Alpha, Delta, or Omicron SARS-CoV-2 variant: A nationwide Danish cohort study.
Gram MA, Emborg HD, Schelde AB, Friis NU, Nielsen KF, Moustsen-Helms IR, Legarth R, Lam JUH, Chaine M, Malik AZ, Rasmussen M, Fonager J, Sieber RN, Stegger M, Ethelberg S, Valentiner-Branth P, Hansen CH. Gram MA, et al. Among authors: hansen ch. PLoS Med. 2022 Sep 1;19(9):e1003992. doi: 10.1371/journal.pmed.1003992. eCollection 2022 Sep. PLoS Med. 2022. PMID: 36048766 Free PMC article.
Risk of reinfection, vaccine protection, and severity of infection with the BA.5 omicron subvariant: a nation-wide population-based study in Denmark.
Hansen CH, Friis NU, Bager P, Stegger M, Fonager J, Fomsgaard A, Gram MA, Christiansen LE, Ethelberg S, Legarth R, Krause TG, Ullum H, Valentiner-Branth P. Hansen CH, et al. Lancet Infect Dis. 2023 Feb;23(2):167-176. doi: 10.1016/S1473-3099(22)00595-3. Epub 2022 Oct 18. Lancet Infect Dis. 2023. PMID: 36270311 Free PMC article.
Vaccine effectiveness against SARS-CoV-2 reinfection during periods of Alpha, Delta, or Omicron dominance: A Danish nationwide study.
Nielsen KF, Moustsen-Helms IR, Schelde AB, Gram MA, Emborg HD, Nielsen J, Hansen CH, Andersen MA, Meaidi M, Wohlfahrt J, Valentiner-Branth P. Nielsen KF, et al. Among authors: hansen ch. PLoS Med. 2022 Nov 22;19(11):e1004037. doi: 10.1371/journal.pmed.1004037. eCollection 2022 Nov. PLoS Med. 2022. PMID: 36413551 Free PMC article.
Patterns of testing in the extensive Danish national SARS-CoV-2 test set-up.
Gram MA, Steenhard N, Cohen AS, Vangsted AM, Mølbak K, Jensen TG, Hansen CH, Ethelberg S. Gram MA, et al. Among authors: hansen ch. PLoS One. 2023 Jul 25;18(7):e0281972. doi: 10.1371/journal.pone.0281972. eCollection 2023. PLoS One. 2023. PMID: 37490451 Free PMC article.
Monitoring COVID-19 vaccine effectiveness against COVID-19 hospitalisation and death using electronic health registries in ≥65 years old population in six European countries, October 2021 to November 2022.
Kislaya I, Sentís A, Starrfelt J, Nunes B, Martínez-Baz I, Nielsen KF, AlKerwi A, Braeye T, Fontán-Vela M, Bacci S, Meijerink H, Castilla J, Emborg HD, Hansen CH, Schmitz S, Van Evercooren I, Valenciano M, Nardone A, Nicolay N, Monge S; VEBIS‐Lot4 working group. Kislaya I, et al. Among authors: hansen ch. Influenza Other Respir Viruses. 2023 Nov;17(11):e13195. doi: 10.1111/irv.13195. Influenza Other Respir Viruses. 2023. PMID: 38019704 Free PMC article.
183 results