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Publications

COFFI researchers contribute to a broad range of studies on post-infective syndromes – both through COFFI cohorts and other work. Browse our research outputs across the collaboration below.

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Comparing ME/CFS following mononucleosis with Long COVID

Jason LA, Furst J, et al; Chronic Illness; April 2026

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Outcomes of ME/CFS following infectious mononucleosis: seven-year follow-up of a prospective study

Jason LA, Furst J, et al; Frontiers in Medicine; February 2026

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Immunological associations in post-infective fatigue syndromes including Long COVID—a systematic review and meta-analysis

Raijmakers RP, Lund Berven L, et al; eBioMedicine; November 2025

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Apathy is distinct from depression or fatigue and is associated with poor physical health in an older community cohort

Harrison F, Mortby ME, et al; International Psychogeriatrics; May 2025

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Multidimensional outcomes associated with chronic fatigue over 12 months in youth with emerging mood disorders

Tonini E, Crouse JJ, et al; Journal of Psychosomatic Research; May 2025

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Predictors of fatigue progression in long COVID among young people

Brodwall EM, Selvakumar J, et al; Brain, Behavior, & Immunity - Health; March 2025

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Predisposing and Precipitating Factors in Epstein–Barr Virus-Caused Myalgic Encephalomyelitis/Chronic Fatigue Syndrome

Jason LA, Katz BZ; Microorganisms; March 2025

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Diagnosing and Preventing Q Fever in Regional New South Wales, Australia—A Qualitative Exploration of Perspectives of General Practitioners

Maduranga S, Shrestha LB, et al; Australian Journal of Rural Health; March 2025

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Risk factors for fatigue severity in the post-COVID-19 condition: A prospective controlled cohort study of nonhospitalised adolescents and young adults

Selvakumar J, Havdal LB, et al; Brain, Behavior, & Immunity - Health; February 2025

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Repurposing Licensed Drugs with Activity Against Epstein–Barr Virus for Treatment of Multiple Sclerosis: A Systematic Approach

Li V, McKay FC, et al; CNS Drugs; January 2025

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Brief Outpatient Rehabilitation Program for Post–COVID-19 Condition

Nerli TF, Selvakumar J, et al; JAMA Network Open; undefined 2024

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Longitudinal Fecal Microbiota Profiles in A Cohort of Non-Hospitalized Adolescents and Young Adults with COVID-19: Associations with SARS-CoV-2 Status and Long-Term Fatigue

Olbjørn C, Hagen M, et al; Pathogens; December 2024

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Longitudinal investigation of a single variant SARS-CoV-2-outbreak in the immunologically naïve population of Ulvik, Norway

Mortensen N, Wensaas K, et al; BMC Infectious Diseases; November 2024

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Somatic, emotional, and gastrointestinal symptom severity are increased among children and adolescents with <scp>COVID</scp>‐19

Wechsler JB, Berken JA, et al; Neurogastroenterology &amp; Motility; September 2024

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Acute Q fever in patients with an influenza-like illness in regional New South Wales, Australia

Rodrigo C, Walker G, et al; PLOS Neglected Tropical Diseases; August 2024

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Prevalence and characteristics of fibromyalgia according to three fibromyalgia diagnostic criteria: A secondary analysis study

Fors EA, Wensaas K, et al; Scandinavian Journal of Pain; April 2024

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Bulk RNA sequencing for analysis of post COVID-19 condition in adolescents and young adults

Sommen SL, Zhao Z, et al; Journal of Translational Medicine; March 2024

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Navigating the Spectrum of Two Pediatric COVID-19 Complications: Multi-System Inflammatory Syndrome in Children and Post-Acute Sequelae of SARS-CoV-2 Infection

Parzen-Johnson S, Katz BZ; Journal of Clinical Medicine; February 2024

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Neurological involvement among non-hospitalized adolescents and young adults 6 months after acute COVID-19

Havdal LB, Selvakumar J, et al; Frontiers in Neurology; February 2024

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Hair cortisol and self-perceived stress in adolescents with multi-system functional somatic disorders

Nyengaard R, Kallesøe KH, et al; BMC Psychiatry; February 2024

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Joint Flexibility and Myalgic Encephalomyelitis/Chronic Fatigue Syndrome After Mononucleosis

Poomkudy JT, Torres C, et al; Clinical Therapeutics; January 2024

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Prevalence and predictors of post-COVID-19 symptoms in general practice - a registry-based nationwide study

Hetlevik Ø, Wensaas K, et al; BMC Infectious Diseases; November 2023

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Chronic fatigue syndromes: real illnesses that people can recover from

Alme TN, et al; Scandinavian Journal of Primary Health Care; September 2023

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eLearning improves allied health professionals' knowledge and confidence to manage medically unexplained chronic fatigue states: A randomized controlled trial

Jones MD, Casson SM, et al; Journal of Psychosomatic Research; August 2023

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Anomalies in the review process and interpretation of the evidence in the NICE guideline for chronic fatigue syndrome and myalgic encephalomyelitis

White P, Abbey S, et al; Journal of Neurology, Neurosurgery &amp; Psychiatry; July 2023

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Prevalence and Characteristics Associated With Post–COVID-19 Condition Among Nonhospitalized Adolescents and Young Adults

Selvakumar J, Havdal LB, et al; JAMA Network Open; March 2023

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Inflammatory markers and pulmonary function in adolescents and young adults 6 months after mild COVID-19

Sommen SL, Havdal LB, et al; Frontiers in Immunology; January 2023

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The effectiveness of activity pacing interventions for people with chronic fatigue syndrome: a systematic review and meta-analysis

Casson S, Jones MD, et al; Disability and Rehabilitation; December 2022

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Subjective and objective cognitive function in adolescent with chronic fatigue following Epstein-Barr virus infection

Øie MG, Rødø ASB, et al; Journal of Psychosomatic Research; November 2022

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Predictors of Chronic Fatigue Syndrome and Mood Disturbance After Acute Infection

Sandler CX, Cvejic E, et al; Frontiers in Neurology; July 2022

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Neurological Involvement in COVID-19 Among Non-Hospitalized Adolescents and Young Adults

Havdal LB, Berven LL, et al; Frontiers in Neurology; June 2022

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Pre-illness data reveals differences in multiple metabolites and metabolic pathways in those who do and do not recover from infectious mononucleosis

Jason LA, Conroy KE, et al; Molecular Omics; May 2022

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Cytokine network analysis in a community-based pediatric sample of patients with myalgic encephalomyelitis/chronic fatigue syndrome

Jason LA, Gaglio CL, et al; Chronic Illness; May 2022

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Predictors for Developing Severe Myalgic Encephalomyelitis/Chronic Fatigue Syndrome following Infectious Mononucleosis

Jason LA, Cotler J, et al; Journal of Rehabilitation Therapy; March 2022

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Inflammatory Markers, Pulmonary Function, and Clinical Symptoms in Acute COVID-19 Among Non-Hospitalized Adolescents and Young Adults

Lund Berven L, Selvakumar J, et al; Frontiers in Immunology; February 2022

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A research agenda for post-COVID-19 fatigue

Verveen A, Müller F, et al; Journal of Psychosomatic Research; January 2022

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Lasting Immunological Imprint of Primary Epstein-Barr Virus Infection With Associations to Chronic Low-Grade Inflammation and Fatigue

Fevang B, Wyller VBB, et al; Frontiers in Immunology; undefined 2021

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Saliva fatigue biomarker index as a marker for severe myalgic encephalomyelitis/chronic fatigue syndrome in a community based sample

Jason LA, Kalns J, et al; Fatigue: Biomedicine, Health &amp; Behavior; November 2021

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Prevalence of fibromyalgia 10 years after infection withGiardia lamblia: a controlled prospective cohort study

Hunskar GS, Rortveit G, et al; Scandinavian Journal of Pain; November 2021

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Long COVID and Post-infective Fatigue Syndrome: A Review

Sandler CX, Wyller VBB, et al; Open Forum Infectious Diseases; September 2021

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Are there subgroups of chronic fatigue syndrome? An exploratory cluster analysis of biological markers

Asprusten TT, Sletner L, et al; Journal of Translational Medicine; January 2021

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Regulation of the Acute Sickness Response by the P2RX7 Receptor

Li H, Cvejic E, et al; The Journal of Infectious Diseases; January 2021

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The severity of the pathogen-induced acute sickness response is affected by polymorphisms in genes of the NLRP3 inflammasome pathway

Valencia BM, Cvejic E, et al; Brain, Behavior, and Immunity; January 2021

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Risks for Developing Myalgic Encephalomyelitis/Chronic Fatigue Syndrome in College Students Following Infectious Mononucleosis: A Prospective Cohort Study

Jason LA, Cotler J, et al; Clinical Infectious Diseases; undefined 2020

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Genetic associations of fatigue and other symptoms following breast cancer treatment: A prospective study

Cameron B, Webber K, et al; Brain, Behavior, &amp; Immunity - Health; undefined 2020

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College student symptoms as assessed by a student health survey

Cotler J, Katz BZ, et al; Journal of American College Health; undefined 2020

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A hierarchical logistic regression predicting rapid respiratory rates from post-exertional malaise

Cotler J, Katz BZ, et al; Fatigue: Biomedicine, Health &amp; Behavior; December 2020

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Music Therapy for Chronic Fatigue Following Epstein-Barr Virus Infection in Adolescents

Trondalen G, Mangersnes J, et al; Music and Medicine; December 2020

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Cognitive–behavioural therapy combined with music therapy for chronic fatigue following Epstein-Barr virus infection in adolescents: a randomised controlled trial

Malik S, Asprusten TT, et al; BMJ Paediatrics Open; November 2020

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Pain in adolescent chronic fatigue following Epstein-Barr virus infection

Brodwall EM, Pedersen M, et al; Scandinavian Journal of Pain; September 2020

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Fibromyalgia 2016 criteria and assessments: comprehensive validation in a Norwegian population

Fors EA, Wensaas K, et al; Scandinavian Journal of Pain; July 2020

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Chronic fatigue syndrome: progress and possibilities

Sandler CX, Lloyd AR; Medical Journal of Australia; April 2020

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The Prevalence of Pediatric Myalgic Encephalomyelitis/Chronic Fatigue Syndrome in a Community-Based Sample

Jason LA, Katz BZ, et al; Child &amp; Youth Care Forum; January 2020

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Parasympathetic activity is reduced during slow-wave sleep, but not resting wakefulness, in patients with chronic fatigue syndrome

Fatt SJ, Beilharz JE, et al; Journal of Clinical Sleep Medicine; January 2020

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Physical and mental fatigue across the menstrual cycle in women with and without generalised anxiety disorder

Li SH, Lloyd AR, et al; Hormones and Behavior; January 2020

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A MAPP Network Case-control Study of Urological Chronic Pelvic Pain Compared With Nonurological Pain Conditions

Afari N, Buchwald D, et al; The Clinical Journal of Pain; September 2019

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Illness or disease? The case of chronic fatigue syndrome

Lloyd AR, Hickie IB, et al; Medical Journal of Australia; September 2019

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To exercise or not to exercise in chronic fatigue syndrome?

Scroop GC, Burnet RB; Medical Journal of Australia; September 2019

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To exercise or not to exercise in chronic fatigue syndrome?

Lloyd AR; Medical Journal of Australia; September 2019

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The economic impact of chronic fatigue syndrome

Lloyd AR, Pender H; Medical Journal of Australia; September 2019

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Muscle versus brain: chronic fatigue syndrome

Wylie B; Medical Journal of Australia; September 2019

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Muscle versus brain: chronic fatigue syndrome

Lloyd AR; Medical Journal of Australia; September 2019

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In reply

Lloyd AR; Medical Journal of Australia; September 2019

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The economic impact of chronic fatigue syndrome

Smith RD, Scott A; Medical Journal of Australia; September 2019

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Immunological abnormalities in the chronic fatigue syndrome (for editorial comment, see page 117)

Lloyd AR, Wakefield D, et al; Medical Journal of Australia; September 2019

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Contribution of individual psychological and psychosocial factors to symptom severity and time-to-recovery after naturally-occurring acute infective illness: The Dubbo Infection Outcomes Study (DIOS)

Cvejic E, Li H, et al; Brain, Behavior, and Immunity; July 2019

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Streptococcal Infections and Exacerbation in Pediatric Autoimmune Neuropsychiatric Disorder Associated With Streptococcal Infection: A Systematic Review and Meta-Analysis

Katz BZ; Pediatric Infectious Disease Journal; July 2019

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Immunological abnormalities in the chronic fatigue syndrome

Lloyd A, Hickie I, et al; Medical Journal of Australia; July 2019

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Prevalence of chronic fatigue syndrome in an Australian population

Lloyd AR, Hickie I, et al; Medical Journal of Australia; July 2019

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Clinical symptoms and markers of disease mechanisms in adolescent chronic fatigue following Epstein-Barr virus infection: An exploratory cross-sectional study

Kristiansen MS, Stabursvik J, et al; Brain, Behavior, and Immunity; April 2019

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TOPS: A randomised controlled trial of a multidisciplinary intervention for post-cancer fatigue.

Sandler C, Goldstein D, et al; Journal of Clinical Oncology; April 2019

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Fatigue in Epstein-Barr virus infected adolescents and healthy controls: A prospective multifactorial association study

Pedersen M, Asprusten TT, et al; Journal of Psychosomatic Research; April 2019

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Response to Commentary: ‘Myalgic Encephalomyelitis, Chronic Fatigue Syndrome, and Chronic Fatigue: Three Distinct Entities Requiring Complete Different Approaches’

Beilharz JE, Fatt SJ, et al; Current Rheumatology Reports; April 2019

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Associations Between Autonomic and Orthostatic Self-report and Physician Ratings of Orthostatic Intolerance in Youth

Schultz KR, Katz BZ, et al; Clinical Therapeutics; March 2019

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A Validated Scale for Assessing the Severity of Acute Infectious Mononucleosis

Katz BZ, Reuter C, et al; The Journal of Pediatrics; March 2019

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Chronic fatigue syndrome: current perspectives on evaluation and management

Hickie IB, Lloyd AR, et al; Medical Journal of Australia; March 2019

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EBV-requisitioning physicians’ guess on fatigue state 6 months after acute EBV infection

Asprusten TT, Pedersen M, et al; BMJ Paediatrics Open; March 2019

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How to cope with chronic fatigue

Lloyd AR; Medical Journal of Australia; February 2019

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Quality of life and its association with irritable bowel syndrome and fatigue ten years after giardiasis

Litleskare S, Rortveit G, et al; Neurogastroenterology &amp; Motility; February 2019

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The Invisible Burden of Chronic Fatigue in the Community: a Narrative Review

Fatt SJ, Cvejic E, et al; Current Rheumatology Reports; February 2019

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Lifestyle factors during acute Epstein–Barr virus infection in adolescents predict physical activity six months later

Pedersen M, Asprusten TT, et al; Acta Paediatrica; January 2019

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Symptom Duration in Patients With Urologic Chronic Pelvic Pain Syndrome is not Associated With Pain Severity, Nonurologic Syndromes and Mental Health Symptoms: A Multidisciplinary Approach to the Study of Chronic Pelvic Pain Network Study

Rodríguez LV, Stephens AJ, et al; Urology; December 2018

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Associations between clinical symptoms, plasma norepinephrine and deregulated immune gene networks in subgroups of adolescent with Chronic Fatigue Syndrome

Nguyen CB, Kumar S, et al; Brain, Behavior, and Immunity; December 2018

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Predictors of chronic fatigue in adolescents six months after acute Epstein-Barr virus infection: A prospective cohort study

Pedersen M, Asprusten TT, et al; Brain, Behavior, and Immunity; September 2018

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Personalised relaxation practice to improve sleep and functioning in patients with chronic fatigue syndrome and depression: study protocol for a randomised controlled trial

Macnamara CL, Cvejic E, et al; Trials; July 2018

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Operationalizing Substantial Reduction in Functioning Among Young Adults with Chronic Fatigue Syndrome

Gleason KD, Stoothoff J, et al; International Journal of Behavioral Medicine; June 2018

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Systemic exertion intolerance disease diagnostic criteria applied on an adolescent chronic fatigue syndrome cohort: evaluation of subgroup differences and prognostic utility

Asprusten TT, Sulheim D, et al; BMJ Paediatrics Open; March 2018

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Post-consultation illness trajectories in children with acute cough and respiratory tract infection: prospective cohort study

Wensaas K, Heron J, et al; Family Practice; March 2018

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Prevalence of Irritable Bowel Syndrome and Chronic Fatigue 10 Years After Giardia Infection

Litleskare S, Rortveit G, et al; Clinical Gastroenterology and Hepatology; March 2018

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The international collaborative on fatigue following infection (COFFI)

Katz BZ, Collin SM, et al; Fatigue: Biomedicine, Health &amp; Behavior; January 2018

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[No Title]

Hickie I, Parker G, et al; British Journal of Psychiatry; January 2018

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Longitudinal associations of lymphocyte subsets with clinical outcomes in chronic fatigue syndrome

Mehalick ML, Schmaling KB, et al; Fatigue: Biomedicine, Health &amp; Behavior; January 2018

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Transforming growth factor beta (TGF-β) in adolescent chronic fatigue syndrome

Wyller VB, Nguyen CB, et al; Journal of Translational Medicine; undefined 2017

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The relationship between sensory processing sensitivity and psychological distress: A model of underpinning mechanisms and an analysis of therapeutic possibilities

Wyller HB, et al; Scandinavian Psychologist; December 2017

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Cytokine signature in chronic fatigue syndrome

Roerink ME, Buckland M, et al; Proceedings of the National Academy of Sciences; November 2017

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Autonomic nervous system function, activity patterns, and sleep after physical or cognitive challenge in people with chronic fatigue syndrome

Cvejic E, Sandler CX, et al; Journal of Psychosomatic Research; November 2017

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Altered right anterior insular connectivity and loss of associated functions in adolescent chronic fatigue syndrome

Wortinger LA, Glenne Øie M, et al; PLOS ONE; September 2017

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Cognitive remediation training improves performance in patients with chronic fatigue syndrome

McBride RL, Horsfield S, et al; Psychiatry Research; August 2017

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Brain signature and functional impact of centralized pain: a multidisciplinary approach to the study of chronic pelvic pain (MAPP) network study

Kutch JJ, Ichesco E, et al; Pain; July 2017

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HPV vaccination and risk of chronic fatigue syndrome/myalgic encephalomyelitis: A nationwide register-based study from Norway

Feiring B, Laake I, et al; Vaccine; June 2017

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