OOIR: Observatory of International Research

Papers

(The TQCC of Modern Rheumatology is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Correction to: Long-term safety and efficacy of belimumab in Japanese patients with SLE: A 7-year open-label continuation study	72
MEFV E148Q variant is more associated with familial Mediterranean fever when combined with other non-exon 10 MEFV variants in Japanese patients with recurrent fever	29
Comparison between the BioPlex 2200 ANA Screen™ and a conventional method with respect to the detection of autoantibodies	25
COVID-19 in familial Mediterranean fever: Clinical course and complications related to primary disease	25
Characteristics of patients presenting with concomitant carpal tunnel syndrome at the initial diagnosis with rheumatoid arthritis	22
The serum immunoglobulin G titres against Porphyromonas gingivalis as a predictor of clinical response to 1-year treatment with biological disease-modifying antirheumatic drugs in rheumatoid ar	22
Phenotypic landscape of systemic lupus erythematosus: An analysis of the Kyoto Lupus Cohort	20
Changes in treatment adherence and behaviour during the COVID-19 pandemic in Japanese patients with rheumatoid arthritis: Results from cross-sectional study in the IORRA cohort	20
IL-18 receptor-α signalling pathway contributes to autoantibody-induced arthritis via neutrophil recruitment and mast cell activation	19
Real-world safety and effectiveness of mepolizumab for patients with eosinophilic granulomatosis with polyangiitis in Japan: A 48-week interim analysis of the MARS study	18
The dietary acid load is associated with disease severity in psoriatic arthritis	18
Consideration of useful patient-reported outcome measures to identify unmet medical needs of children and adults with autoimmune and autoinflammatory diseases	17
Antiphospholipid antibody positivity and the thrombotic risk in Japanese patients with anti-neutrophil cytoplasmic antibody-associated vasculitis	16
Expert perspectives on pathological findings in vasculitis	16
1 mg/day or 10 mg/week? Folic acid supplementation with methotrexate in rheumatoid arthritis	16
Safety and effectiveness of sarilumab in Japanese patients with rheumatoid arthritis refractory to previous treatments: An interim analysis of a post-marketing surveillance	15
Management of patients with inflammatory rheumatic diseases after treatment failure with a first tumour necrosis factor inhibitor: A narrative review	15
Prevalence of social frailty in patients with rheumatoid arthritis: Data from a multicentre observational study (T-FLAG study)	15
Safety and efficacy of switching immunosuppressive drugs for maintenance treatment in patients with systemic lupus erythematosus: A retrospective cohort study	14
Correction to: Risk of hospitalized infections in older elderly patients with rheumatoid arthritis treated with tocilizumab or other biological/targeted synthetic disease-modifying antirheumatic drugs	14
Assessing the efficacy of haemoperfusion for dermatomyositis-associated acute exacerbation of interstitial lung disease: A multicentre retrospective study	14
Comparison of safety and effectiveness between etanercept biosimilar LBEC0101 and reference in patients with rheumatoid arthritis in real-world data using the KURAMA cohort	13
Heart function in juvenile idiopathic arthritis patients: A biventricular two-dimensional speckle-tracking echocardiography study	13
Efficacy of anifrolumab in systemic lupus erythematosus patients with serological manifestations: A post hoc analysis of the Japan subgroup of the TULIP-2 trial	13
Rheumatoid factor value for determining the first biologic agent to use for non-systemic juvenile idiopathic arthritis	13

The bioimpedance phase angle may be associated with frailty in rheumatoid arthritis patients: Results from a prospective, cohort study	13
Test-retest reliability and validity of the 6 minute stepper test to evaluate functional exercise capacity in patients with ankylosing spondylitis	13
Age-related differences in the clinical phenotypes of Behçet’s disease: The experience of two referral centres	13
Illustrations of rheumatoid arthritis symptoms to promote communication between patients and physicians	12
Similarity and difference between systemic lupus erythematosus and NZB/W F1 mice by multi-omics analysis	12
Decrease of infectious complications in outpatients with autoimmune diseases from 2019 to 2020 under the COVID-19 pandemic: A single-centre, retrospective cohort study in Japan	12
Clinical significance of HScore and MS score comparison in the prognostic evaluation of anti-MDA5-positive patients with dermatomyositis and interstitial lung disease	12
VE-cadherin may suppress inflammation depending on the phase of inflammation of rheumatoid arthritis	12
Early full weight-bearing and gait exercise after cemented total ankle arthroplasty with a modified anterolateral approach	12
Effectiveness and safety of low-energy shock wave therapy for digital ulcers associated with systemic sclerosis: A Phase 3 pivotal clinical trial	12
Reasons and risk factors for discontinuation of treatment with any biological disease-modifying antirheumatic drugs in patients with rheumatoid arthritis: A long-term observational study	11
The aberrant levels of decorin induce damages of human salivary gland epithelial cells and polarization of macrophages	11
Association between the timing of intravenous immunoglobulin treatment and severity of Kawasaki disease	11
Impact of age on the efficacy and safety of peficitinib (ASP015K) for the treatment of rheumatoid arthritis	11
Involvement of two or more sets of lacrimal glands and/or major salivary glands is related to greater systemic disease activity due to multi-organ involvement in IgG4-related dacryoadenitis/sialadenit	11
Can the affected intestinal segment visualized on abdominal ultrasound predict gastrointestinal tract bleeding in immunoglobulin A vasculitis?	11
Evaluation of Ministry of Health, Labour and Welfare diagnostic criteria for antineutrophil cytoplasmic antibody–associated vasculitis compared to ACR/EULAR 2022 classification criteria	10
Differences in the autoantibody phenotypes and long-term outcomes between juvenile- and adult-onset systemic sclerosis	10
Predictors of damage accrual in patients with antineutrophil cytoplasmic antibody–associated vasculitis: A nationwide prospective study	10
High incidence of serious infections requiring hospitalisation in human T-cell leukaemia virus type 1-positive rheumatoid arthritis: A case-controlled observational study	10
Contribution of the factors to EuroQol 5 Dimensions in rheumatoid arthritis patients achieving low disease activity/remission with abatacept treatment: Post hoc subgroup analyses of the Japanes	10
Trends in actual medication use for child-onset systemic lupus erythematosus using the Japanese health insurance database 2009–18	10
Questionnaire survey on the prevention and development of cervical cancer in patients with systemic lupus erythematosus in Japan	10
Inflammation markers as risk factors for hypertension in primary Sjögren’s syndrome	9
Investigating the subchondral trabecular bone microstructure in patients with osteonecrosis of the femoral head using multi-detector row computed tomography	9
Significant association of HLA-A26 with uveitis and gastrointestinal involvement in patients with Behçet’s disease in a multicentre study	9
Diagnostic values and relevant factors of lumbar posterior lesions in axial spondyloarthritis	9
Heating of the neck or elbows alleviates Raynaud’s phenomenon but has different effects on different types of patients with systemic sclerosis	9
Risk factors for denosumab discontinuation in patients with postmenopausal osteoporosis	9
Analysis of the saliva microbiome in patients with immunoglobulin G4–related disease	9
Correction of rheumatoid swan-neck deformity of the finger using the modified Thompson–Littler method	9
Left ventricle diastolic dysfunction in idiopathic inflammatory myopathies: A meta-analysis and systematic review	9
The role of ultrasound and FDG-PET/CT to detect extracranial artery involvement in patients with suspected large vessel vasculitis	8
Three-year safety and effectiveness of tofacitinib in patients with rheumatoid arthritis in Japan: Final analysis of an all-case postmarketing surveillance study	8
Central sensitization in axial spondyloarthritis: An explorative study with quantitative sensory testing and clinical scales	8
Effectiveness of tacrolimus concomitant with biological disease-modifying antirheumatic drugs in patients with rheumatoid arthritis	8
Causes and predictors of mortality from lupus nephritis in Southern Hunan, China	8
Real-world treatment of gout and asymptomatic hyperuricaemia in Japan	8
Successful treatment of systemic lupus erythematosus with residual disease activity by switching from belimumab to anifrolumab	8
Comparison of effectiveness of methotrexate in patients with late-onset versus younger-onset rheumatoid arthritis: Real-world data from an inception cohort in Japan (NICER-J)	8
A unified serum IgG4 cut-off level for the diagnosis of IgG4-related disease using a wide array of kits	8
Predictive factors for achievement of treatment goals in patients with postmenopausal osteoporosis treated with denosumab	8
Prognostic nutritional index as an indicator for the development of bone fragility fracture in patients with rheumatoid arthritis	8
Comparison of therapeutic effects of combination therapy with prednisolone and tacrolimus or azathioprine on progressive interstitial pneumonia with systemic sclerosis	8
Structural, nonclinical, and clinical features of ozoralizumab: A novel tumour necrosis factor inhibitor	7
Clinical course of COVID-19 infection in paediatric familial Mediterranean fever patients	7
Safety and effectiveness of peficitinib 100 mg/day in patients achieving clinical remission from a long-term open-label extension study in Japan, Korea, and Taiwan (RAJ2)	7
Effect of hydroxychloroquine on angiographic progression in routine treatment of Takayasu arteritis	7
Long-term safety and effectiveness of mycophenolate mofetil in adults with lupus nephritis: a real-world study in Japan	7
Kynurenine pathway of tryptophan metabolism in patients with familial Mediterranean fever	7

Efficacy and safety of canakinumab for colchicine-resistant or colchicine-intolerant familial Mediterranean fever: A single-centre observational study	7
Long-term safety and efficacy of filgotinib treatment for rheumatoid arthritis in Japanese patients naïve to MTX treatment (FINCH 3)	7
Associations of disease duration and anti-citrullinated peptide antibody status with the effectiveness of abatacept in biologic-naïve patients with rheumatoid arthritis: Post hoc analysis of a	7
Efficacy and safety of febuxostat in Japanese paediatric patients with hyperuricaemia including gout: Phase 2, single arm, open‒label, multicentre studies	7
Drug-survival profiling of second-line biologic therapy in rheumatoid arthritis: Choice of another tumour necrosis factor inhibitor or a biologic of different mode of action?	7
The efficacy and safety of anifrolumab in Japanese patients with systemic lupus erythematosus: TULIP-2 subanalysis	7
High plasma homocysteine level is associated with increased prevalence of the non-remission state in rheumatoid arthritis: Findings from the KURAMA cohort	7
Establishing clinical remission criteria and the framework of a treat-to-target algorithm for Takayasu arteritis: Results of a Delphi exercise carried out by an expert panel of the Japan Research Comm	7
Response to Dr Urata’s Letter to the Editor of Modern Rheumatology regarding a study of “Treatment of rheumatoid arthritis after regression of lymphoproliferative disorders”	7
Characteristics of patients with polymyalgia rheumatica based on glucocorticoid dose in Japan: A cohort study using routinely collected health data	7
The involvement of leucine-rich α-2 glycoprotein in the progression of skin and lung fibrosis in bleomycin-induced systemic sclerosis model	7
Elucidation of factors influencing spinal ankylosis in patients with axial spondyloarthritis	7
Prevalence of high and low serum alkaline phosphatase levels and the associated factors in patients with rheumatoid arthritis: Results from the IORRA cohort study	6
Treatment of rheumatoid arthritis after regression of lymphoproliferative disorders in patients treated with methotrexate: A retrospective, multi-center descriptive study: Comment on the article by Na	6
Differences of 2-year longitudinal changes of locomotive syndrome among patients treated with thoracolumbar interbody fusion, total hip arthroplasty, and total knee arthroplasty for degenerative disea	6
Symptoms compatible with Rome IV functional bowel disorder in patients with ankylosing spondylitis	6
The real-world effectiveness of anti-RANKL antibody denosumab on the clinical fracture prevention in patients with rheumatoid arthritis: The ANSWER cohort study	6
Prognostic factors affecting respiratory-related death in patients with rheumatoid arthritis complicated by interstitial lung disease: An ANSWER cohort study	6
Feasibility and applicability of locomotive syndrome risk test in elderly patients who underwent total knee arthroplasty	6
Comparisons between US norm-based two-component and Japanese norm-based three-component SF-36 summary scores in systemic lupus erythematosus patients	6
A clinical overview of paediatric sarcoidosis: Multicentre experience from Turkey	6
Non-infectious uveitis referred for pediatric rheumatologic assessment and management: A Portuguese retrospective study	6
Severe COVID-19 in patients with immune-mediated rheumatic diseases: A stratified analysis from the SORCOM multicentre registry	6
Neck pain and related factors in patients with rheumatoid arthritis	6
Gender differences in patient experience in idiopathic inflammatory myopathies: Subanalysis from the COVAD dataset	6
A multicentre study of clinical features and HLA typing in Japanese patients with ankylosing spondylitis	6
Laboratory markers predicting tofacitinib efficacy in Japanese patients with rheumatoid arthritis: A pooled analysis of Phase 2/3 randomised controlled clinical trials	6
Effectiveness and safety of subcutaneous abatacept in biologic-naïve RA patients at Week 52: A Japanese multicentre investigational study (ORIGAMI study)	6
Severity scores, damage indices, and the concept of the colchicine-resistant patient in familial Mediterranean fever	6
Association of bisphosphonate with bone loss and pain-related behaviour in an adjuvant-induced osteoporosis model	6
Antibody response to SARS-CoV-2 mRNA vaccines in patients with rheumatic diseases in Japan: Interim analysis of a multicentre cohort study	6
The relationship between locomotive syndrome and depression in young Chinese college students	6
Polypharmacy prevalence and associated factors in patients with systemic lupus erythematosus: A single-centre, cross-sectional study	6
Factors associated with osteoporosis and fractures in patients with systemic lupus erythematosus: Kyoto Lupus Cohort	6
Verification of unmet medical needs in patients with juvenile idiopathic arthritis in Japan	6
Audiological involvement in patients with systemic sclerosis	6
Comprehensive assessment of patients with symptomatic hand osteoarthritis: Cross-sectional insights into links with other joints	6
Predictors of disease course in systemic juvenile idiopathic arthritis	6
Differences in sex- and age-associated mortality in patients with anti-MDA5-positive dermatomyositis	5
A nationwide questionnaire survey on the prevalence of ankylosing spondylitis and non-radiographic axial spondyloarthritis in Japan	5
Clinical profile and outcome of large-vessel giant cell arteritis in Japanese patients: A single-centre retrospective cohort study	5
Safety and efficacy of filgotinib for Japanese patients with RA and inadequate response to MTX: FINCH 1 52-week results and FINCH 4 48-week results	5
Arm heating to relieve Raynaud’s phenomenon in systemic sclerosis: A single-arm multicentre prospective clinical trial	5
Risk of herpes zoster in patients with rheumatoid arthritis in the biologics era from 2011 to 2015 and its association with methotrexate, biologics, and corticosteroids	5
COVID-19 in patients with Behçet’s disease: Outcomes and rate of Behçet’s exacerbations in a retrospective cohort	5
Prevalence, patient characteristics and treatment patterns among systemic lupus erythematosus–pulmonary arterial hypertension patients in real-world clinical practice: A retrospective analysis of Medi	5
Challenges nurses face in providing care to older patients with rheumatoid arthritis: A qualitative study	5
Association of spinal ankylosis with spinal mobility and functional impairment in radiographic axial spondyloarthritis: A computed tomography study	5
A multicentre, large-scale, observational study of tocilizumab in patients with giant cell arteritis in Japan	5
Intervertebral fusion sites in patients with ankylosing spondylitis: A computed tomography study	5
Rheumatologic manifestations in a cohort of patients with Vogt–Koyanagi–Harada disease	5
Safety and effectiveness of certolizumab pegol in Japanese patients with rheumatoid arthritis: Results from a 24-week post-marketing surveillance study	5
Region specificity of rheumatoid foot symptoms associated with ultrasound-detected synovitis and joint destruction	5
Interluekin-6 inhibitors for the treatment of adult-onset Still’s disease	5
Frozen shoulder. An overview of pathology and biology with hopes to novel drug therapies	5
Modified pustulotic arthro-osteitis diagnostic guidance 2022 – Modified Sonozaki criteria – Secondary publication	5
A retrospective, longitudinal study of rheumatoid arthritis treatment patterns with Janus kinase inhibitors and other disease-modifying antirheumatic drugs in Japan	5
Development and validation of a clinical model for predicting the severity of carpal tunnel syndrome	5
Deformity analysis of the lower limb on the coronal plane in patients with rheumatoid arthritis and osteoarthritis	5
PREDICT-crFMF score: A novel model for predicting colchicine resistance in children with familial Mediterranean fever	5
Relationship between the phase angle from bioelectrical impedance analysis and daily physical activity in patients with rheumatoid arthritis	5
Cut-off values for achieving osteoporosis treatment goals in women with rheumatoid arthritis receiving denosumab	5
Usefulness of ultrasound as a predictor of elderly-onset rheumatoid arthritis with polymyalgia rheumatica-like onset	5
Iguratimod versus salazosulfapyridine in rheumatoid arthritis patients with an inadequate response to methotrexate: Adjusted with propensity score matching	5
Should we reconsider the definition of elderly-onset rheumatoid arthritis in an ageing society?	5
Management review of scleroderma renal crisis: An update with practical pointers	5
Gene regulatory network study of rheumatoid arthritis in single-cell chromatin landscapes of peripheral blood mononuclear cells	5
Factors associated with frailty in rheumatoid arthritis patients with decreased renal function	5
Risk factor analysis of vertebral fractures requiring surgery in patients with ankylosing spondylitis	5
Risk of hospitalized infections in older elderly patients with rheumatoid arthritis treated with tocilizumab or other biological/targeted synthetic disease-modifying antirheumatic drugs: Evaluation of	5
Challenges nurses face in providing care for patients with juvenile idiopathic arthritis	5
New aspects of clinical and immunological characteristics in patients with anti-asparaginyl tRNA synthetase (anti-KS) autoantibody	5
Association of denosumab with serum cytokines, chemokines, and bone-related factors in patients with rheumatoid arthritis: A post hoc analysis of a multicentre, open-label, randomised, parallel	5
Risk factors for cytomegalovirus reactivation during the treatment of ANCA-associated vasculitis: A retrospective cohort study of the J-CANVAS study	5
Distinct clinical characteristics of pediatric Behçet’s syndrome: A study from a referral center in China	5
Impact of pain in other body regions on the foot-specific quality of life in patients with hallux valgus	5
Radiographic study of the distal ulna in rheumatoid arthritis with extensor digitorum communis ruptures	5
Evaluation of articular cartilage degeneration in patients with osteonecrosis of the femoral head using T2 mapping magnetic resonance imaging	5