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Geoffrey Littlejohn

Monash Health · AU
Area of research
Rheumatology · Psychiatry and Mental health
Research interest
Research interests include Fibromyalgia and Chronic Fatigue Syndrome Research, Rheumatoid Arthritis Research and Therapies, Musculoskeletal pain and rehabilitation, and Systemic Lupus Erythematosus Research.
h-index
39
citations
6,326
works
242
NIH funding
primary concept
Medicine
email

Recent publications

Neuroinflammatory and Immunological Aspects of Fibromyalgia.
2025cited by 12position: contributordoi
Real-World Persistence and Effectiveness of Upadacitinib versus Other Janus Kinase Inhibitors and Tumor Necrosis Factor Inhibitors in Australian Patients with Rheumatoid Arthritis
Rheumatology and Therapy 2025cited by 10position: lastdoi
Real-World Persistence and Effectiveness of Upadacitinib versus Other Janus Kinase Inhibitors and Tumor Necrosis Factor Inhibitors in Australian Patients with Rheumatoid Arthritis.
2025cited by 2position: contributordoi
The Relationship Between Patient-Reported Quality of Life and Physician-Derived Clinical Outcomes in Rheumatoid Arthritis in the Australian OPAL Dataset.
2025cited by 1position: contributordoi
Correction: Real‑World Persistence and Effectiveness of Upadacitinib versus Other Janus Kinase Inhibitors and Tumor Necrosis Factor Inhibitors in Australian Patients with Rheumatoid Arthritis.
2025cited by 0position: contributordoi
Real-world evaluation of persistence, effectiveness and usage patterns of tofacitinib in treatment of psoriatic arthritis in Australia.
2024cited by 2position: contributordoi
Comparative effectiveness of etanercept originator and biosimilar for treating rheumatoid arthritis: implications for cost-savings.
2024cited by 2position: contributordoi
Bone and entheseal targets for growth factors in diffuse idiopathic skeletal hyperostosis.
2024cited by 1position: contributordoi
Optimising patient outcomes: temporal trends in remission rates of rheumatoid arthritis patients in the Australian OPAL dataset between 2009 and 2022.
2024cited by 1position: contributordoi
Comparative Effectiveness of Adalimumab vs Tofacitinib in Patients With Rheumatoid Arthritis in Australia
JAMA Network Open 2023cited by 13position: middledoi
Burden of disease and real-world treatment patterns of patients with systemic lupus erythematosus in the Australian OPAL dataset.
2023cited by 6position: contributordoi
Comparative Effectiveness of First-Line Baricitinib in Patients With Rheumatoid Arthritis in the Australian OPAL Data Set.
2023cited by 2position: contributordoi
Real-world evaluation of effectiveness, persistence, and usage patterns of monotherapy and combination therapy tofacitinib in treatment of rheumatoid arthritis in Australia.
2022cited by 13position: contributordoi
Prevalence of sleep disturbance and the association between poor disease control in people with ankylosing spondylitis within the Australian clinical setting (ASLEEP study): a real-world observational study using the OPAL dataset.
2022cited by 8position: contributordoi
Nociplastic pain: towards an understanding of prevalent pain conditions
The Lancet 2021cited by 1,109position: middledoi
Central sensitivity and fibromyalgia.
2021cited by 37position: contributordoi
Fibromyalgia and psoriatic arthritis: Partners together.
2021cited by 3position: contributordoi
Key Milestones Contributing to the Understanding of the Mechanisms Underlying Fibromyalgia.
2020cited by 27position: contributordoi
Real-world evaluation of effectiveness, persistence, and usage patterns of tofacitinib in treatment of rheumatoid arthritis in Australia.
2020cited by 17position: contributordoi
Chronic pain syndromes: overlapping phenotypes with common mechanisms.
2019cited by 7position: contributordoi

Grants

No grants ingested yet.

Frequent collaborators

· 17 papers (2019–2025)Tegan Smith · OPAL Rheumatology Ltd7 papers (2020–2024)Catherine O'Sullivan · OPAL Rheumatology Ltd7 papers (2022–2024)Hedley Griffiths · Barwon Health5 papers (2020–2024)Paul Bird · Austro Control (Austria)5 papers (2020–2024)Emma Guymer · Springer Nature4 papers (2019–2025)Belinda E. Butcher · The University of Sydney4 papers (2020–2024)Christopher G. Maher · New South Wales Department of Health3 papers (2023–2024)Kathleen Tymms · ACT Government2 papers (2022–2024)Claire Deakin · University College Hospital2 papers (2023–2024)Peter Youssef · Royal Prince Alfred Hospital2 papers (2024–2024) · 1 papers (2025–2025)Belinda Butcher · The University of Sydney1 papers (2025–2025)Miriam Calao · UNSW Sydney1 papers (2025–2025)Mary‐Ann Fitzcharles · McGill University1 papers (2021–2021)Steven P. Cohen · Northwestern University1 papers (2021–2021) · 1 papers (2025–2025)Peter Youssef · Royal Prince Alfred Hospital1 papers (2025–2025)Tracey L Sletten · Monash University1 papers (2022–2022)Ho Yin Ng · Shanghai Jiao Tong University1 papers (2024–2024)