Sonja Hjellegjerde Brunvoll

ORCID: 0000-0003-0917-9898
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About
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Research Areas
  • COVID-19 and Mental Health
  • Long-Term Effects of COVID-19
  • Nutritional Studies and Diet
  • COVID-19 Clinical Research Studies
  • Intensive Care Unit Cognitive Disorders
  • Diet and metabolism studies
  • COVID-19 epidemiological studies
  • Cancer, Lipids, and Metabolism
  • Infection Control and Ventilation
  • COVID-19 diagnosis using AI
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Machine Learning in Healthcare
  • EEG and Brain-Computer Interfaces
  • Inflammatory Biomarkers in Disease Prognosis
  • Heart Rate Variability and Autonomic Control
  • Cancer Risks and Factors
  • Consumer Attitudes and Food Labeling
  • Dietary Effects on Health
  • Cognitive Functions and Memory
  • Clinical Reasoning and Diagnostic Skills
  • Vitamin D Research Studies
  • Fatty Acid Research and Health
  • Psychosomatic Disorders and Their Treatments
  • Vitamin C and Antioxidants Research
  • Obesity and Health Practices

Oslo University Hospital
2021-2024

Johns Hopkins Hospital
2024

All India Institute of Medical Sciences Raipur
2023

All India Institute of Medical Sciences Rishikesh
2023

University of Oslo
2018-2022

Abstract Objective To determine if daily supplementation with cod liver oil, a low dose vitamin D supplement, in winter, prevents SARS-CoV-2 infection, serious covid-19, or other acute respiratory infections adults Norway. Design Quadruple blinded, randomised placebo controlled trial. Setting Norway, 10 November 2020 to 2 June 2021. Participants 34 601 (aged 18-75 years), not taking supplements. Intervention 5 mL/day of oil (10 µg D, n=17 278) (n=17 323) for up six months. Main outcome...

10.1136/bmj-2022-071245 article EN cc-by-nc BMJ 2022-09-07
Sung‐Min Cho Lavienraj Premraj Denise Battaglini Jonathon P. Fanning Jacky Y. Suen and 95 more Gianluigi Li Bassi John F. Fraser Chiara Robba Matthew Griffee Tom Solomon Malcolm G. Semple J. Kenneth Baillie Louise Sigfrid J. T. Scott Barbara Wanjiru Citarella Laura Merson Rakesh C. Arora Glenn Whitman David Thomson Nicole White Laurent Abel Amal Abrous Kamal Abu Jabal Hiba Zayyad Younes Ait Tamlihat Aliya Mohammed Alameen Marta Alessi Beatrice Alex Kévin Alexandre Adam A. Ali Kazali Enagnon Alidjnou Clotilde Allavena Nathalie Allou Claire Andréjak Andrea Angheben François Angoulvant Séverine Ansart Jean‐Benoît Arlet Élise Artaud-Macari Jean‐Baptiste Assié Johann Auchabie Hugues Aumaître Adrien Auvet Eyvind W. Axelsen Laurène Azemar Cécile Azoulay Benjamin Bach Delphine Bachelet Claudine Badr Roar Bævre-Jensen J. Kenneth Baillie Firouzé Bani‐Sadr William Barclay Marie Bartoli Joaquín Baruch Romain Basmaci Jules Bauer Alexandra Bedossa Husna Begum Sylvie Behilill Anna Beltrame Marine Beluze Nicolas Benech Delphine Bergeaud José Luis Bernal Sobrino Giulia Bertoli Simon Bessis Sybille Bevilcaqua Karine Bezulier Krishna Bhavsar Zeno Bisoffi Laurent Bitker Mathieu Blot Laetitia Bodénes Debby Bogaert Anne-Hélène Boivin Isabela Bolaños Pierre-Adrien Bolze François Bompart Raphaël Borie Élisabeth Botelho-Nevers Lila Bouadma Olivier Bouchaud Sabelline Bouchez Damien Bouhour Kévin Bouiller Laurence Bouillet Camile Bouisse Anne‐Sophie Boureau Maude Bouscambert Aurore Bousquet Marielle Boyer-Besseyre Axelle Braconnier Sonja Hjellegjerde Brunvoll Marielle Buisson Danilo Buonsenso Aidan Burrell Ingrid G. Bustos André Cabié Eder Cáceres

Abstract Although it is known that coronavirus disease 2019 can present with a range of neurological manifestations and in-hospital complications, sparse data exist on whether these initial symptoms are closely associated post-acute sequelae SARS-CoV-2 (severe acute respiratory syndrome 2; PANSC) female versus male sex impacts symptom resolution. In this international, multi-centre, prospective, observational study across 407 sites from 15 countries (30 January 2020 to 30 April 2022), we...

10.1093/braincomms/fcae036 article EN cc-by Brain Communications 2024-01-01

Abstract Allogenic hematopoietic stem cell transplantation is a therapeutic procedure performed over wide range of donor and recipient age combinations, representing natural experiments how the affects aging in transplanted cells vivo. We measured DNA methylation epigenetic donors recipients found that biological clocks are accelerated into an older body decelerated younger body. This first evidence circulating environment influences human

10.1111/acel.14112 article EN cc-by Aging Cell 2024-03-04

For many people public transport is the only mode of travel, and it can be challenging to keep necessary distances in such a restricted space. The exact role transportation risk SARS-CoV-2 transmission not known.Participants (n = 121,374) were untested adult Norwegian residents recruited through social media who spring 2020 completed baseline questionnaire on demographics use transport. Incident cases 1069) had positive polymerase chain reaction test registered at Messaging System for...

10.1186/s12879-022-07233-5 article EN cc-by BMC Infectious Diseases 2022-03-14

The role of n-3 polyunsaturated fatty acids (PUFAs) in breast cancer is not clear and under debate. To explore this relationship it important to have proper validated dietary assessment methods for measuring the intake PUFAs. aim current study validate two different used assess selected PUFAs as well food sources long-chained Also, we how stable during treatment.The study-population was patients with (Stages I-II) or ductal carcinoma situ (DCIS-grade III) undergoing treatment (n = 49)...

10.1186/s12937-018-0402-6 article EN cc-by Nutrition Journal 2018-10-17

Abstract The time after a breast cancer diagnosis is potential period for making positive dietary changes, but previous results are conflicting. main aim of the present study was to patients’ changes during 12 months post-surgery and from pre-surgery with repeated administration 7-d pre-coded food diary an FFQ, respectively. Women ( n 506), mean age 55·3 years diagnosed invasive (stages I II), were included. intake quite stable over time, lower energy (0·3 0·4 MJ/d), alcohol (1·9 1·5 g/d)...

10.1017/s0007114520002627 article EN cc-by British Journal Of Nutrition 2020-08-19

Abstract Introduction Physical activity may reduce the development of breast cancer. Whereas hypercoagulability has been linked to adverse outcomes in cancer patients, effects physical on their hemostatic factors are unknown. The study aimed assess whether long-term (1 year) can affect patients. Methods Fifty-five women (35–75 years) with invasive stage I/II were randomized a intervention (n = 29) lasting 1 year or control group 26), and analyzed as intention treat. Fibrinogen, factor VII...

10.1055/s-0040-1721782 article EN cc-by TH Open 2021-01-01

Abstract Objectives We aimed to describe the trajectories of cognitive and physical symptoms before, during, after a positive- or negative SARS-CoV-2 test in untested controls. Design A prospective cohort study. Setting Norway, 27 March 2020 6 July 2022 Participants total 146 065 volunteers were recruited. Of these, 120 605 participants (mean age 49 (SD 13.7), 69% female), initially for virus, completed one more follow-up questionnaires (response rates 72-90%) included analysis. After 22...

10.1101/2024.04.30.24306604 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2024-05-01

Abstract Purpose There are several reasons to report days as being unusual with regard dietary intake, including special occasions and celebrations. For breast cancer patients during the 12 month post-surgery period, may also include that affected by a patient. The aim of this study was intake on “normal” “unusual” days, what is reported in “free text fields” food diary. Methods Women ( n = 456), mean age 55.5 years newly diagnosed invasive (stage I/II) were included clinical study. “Normal”...

10.1007/s00394-022-02925-9 article EN cc-by European Journal of Nutrition 2022-06-24

Table S1. The biomarker serum phospholipid fatty acids in wt% and quartiles (P25‚ 75), n = 49. S2. Spearman correlation coefficients (ρ) for selected from supplements, (DOCX 55 kb)

10.6084/m9.figshare.7222199.v1 article EN 2018-01-01

Abstract Background: For many people public transport is the only mode of travel, and it can be challenging to keep necessary distances in such a restricted space. The exact role transportation risk SARS-CoV-2 transmission not known. Methods: Participants (n=121 374) were untested adult Norwegian residents recruited through social media who spring 2020 completed baseline questionnaire on demographics use transport. Incident cases (n=1069) had positive polymerase chain reaction test...

10.21203/rs.3.rs-1031652/v1 preprint EN cc-by Research Square (Research Square) 2021-11-10
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