scholarly journals Performance of 2019 EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus in Children and Adults : A Retrospective Observational Study

Author(s):  
Sang Cheng ◽  
Huihua Ding ◽  
Haiyan Xue ◽  
Min Xia ◽  
Zhiqiang Tu ◽  
...  

Abstract Background: The European League Against Rheumatism (EULAR) and American College of Rheumatology (ACR) recently developed a systemic lupus erythematosus (SLE) classification criteria (EULAR/ACR-2019) with high sensitivity and specificity. The aim of this study was to validate and compare the performance of the newly developed criteria to that of the ACR-1997 and the 2012 Systemic Lupus International Collaborating Clinics (SLICC-2012) criteria in juvenile-onset SLE (jSLE) and adult-onset SLE (aSLE) patients.Methods: We conducted a retrospective study of SLE patients (221 children and adult) and controls (214 children and adult) with defined rheumatic diseases to establish the ACR-1997, SLICC-2012 and EULAR/ACR-2019 criteria. The performance of the three criteria was statistically analyzed.Results: For jSLE, sensitivities of ACR-1997, SLICC-2012 and EULAR/ACR-2019 criteria were 63.3%, 94.6% and 98.2% (P < 0.001), with specificities 99.5%, 98.6% and 93.5% (P < 0.001), respectively. For aSLE, sensitivities of ACR-1997, SLICC-2012 and EULAR/ACR-2019 criteria were 72.9%, 96.8% and 99.1% (P < 0.001), with specificities 97.2%, 92.5% and 90.2% (P = 0.013), respectively. In ANA positive juvenile patients, a EULAR/ACR score ≥13 instead of a score ≥10 resulted in higher specificity (93.1% vs. 75.9%), despite slightly lower sensitivity (92.2% vs. 99.5%). In both jSLE and aSLE patients, the SLICC-2012 and EULAR/ACR-2019 criteria had increased sensitivity for major organ involvement than ACR-1997.Conclusion: The EULAR/ACR-2019 criteria showed similar sensitivity to jSLE and aSLE patients and was more sensitive than ACR-1997 and SLICC-2012 criteria, allowing earlier recognition of patients with single or major organ involvement. The adoption of a EULAR/ACR total score ≥13 in this study, instead of the initially proposed ≥10 score, was more appropriate to classify jSLE.

2021 ◽  
pp. annrheumdis-2020-219373
Author(s):  
Martin Aringer ◽  
Ralph Brinks ◽  
Thomas Dörner ◽  
David Daikh ◽  
Marta Mosca ◽  
...  

Background/objectivesThe European League Against Rheumatism (EULAR)/American College of Rheumatology (ACR) 2019 classification criteria for systemic lupus erythematosus system showed high specificity, while attaining also high sensitivity. We hereby analysed the performance of the individual criteria items and their contribution to the overall performance of the criteria.MethodsWe combined the EULAR/ACR derivation and validation cohorts for a total of 1197 systemic lupus erythematosus (SLE) and n=1074 non-SLE patients with a variety of conditions mimicking SLE, such as other autoimmune diseases, and calculated the sensitivity and specificity for antinuclear antibodies (ANA) and the 23 specific criteria items. We also tested performance omitting the EULAR/ACR criteria attribution rule, which defines that items are only counted if not more likely explained by a cause other than SLE.ResultsPositive ANA, the new entry criterion, was 99.5% sensitive, but only 19.4% specific, against a non-SLE population that included other inflammatory rheumatic, infectious, malignant and metabolic diseases. The specific criteria items were highly variable in sensitivity (from 0.42% for delirium and 1.84% for psychosis to 75.6% for antibodies to double-stranded DNA), but their specificity was uniformly high, with low C3 or C4 (83.0%) and leucopenia <4.000/mm³ (83.8%) at the lowest end. Unexplained fever was 95.3% specific in this cohort. Applying the attribution rule improved specificity, particularly for joint involvement.ConclusionsChanging the position of the highly sensitive, non-specific ANA to an entry criterion and the attribution rule resulted in a specificity of >80% for all items, explaining the higher overall specificity of the criteria set.


2018 ◽  
Vol 46 (7) ◽  
pp. 721-726 ◽  
Author(s):  
Sindhu R. Johnson ◽  
Dinesh Khanna ◽  
David Daikh ◽  
Ricard Cervera ◽  
Nathalie Costedoat-Chalumeau ◽  
...  

Objective.Given the complexity and heterogeneity of systemic lupus erythematosus (SLE), high-performing classification criteria are critical to advancing research and clinical care. A collaborative effort by the European League Against Rheumatism and the American College of Rheumatology was undertaken to generate candidate criteria, and then to reduce them to a smaller set. The objective of the current study was to select a set of criteria that maximizes the likelihood of accurate classification of SLE, particularly early disease.Methods.An independent panel of international SLE experts and the SLE classification criteria steering committee (conducting SLE research in Canada, Mexico, United States, Austria, Germany, Greece, France, Italy, and Spain) ranked 43 candidate criteria. A consensus meeting using nominal group technique (NGT) was conducted to reduce the list of criteria for consideration.Results.The expert panel NGT exercise reduced the candidate criteria for SLE classification from 43 to 21. The panel distinguished potential “entry criteria,” which would be required for classification, from potential “additive criteria.” Potential entry criteria were antinuclear antibody (ANA) ≥ 1:80 (HEp-2 immunofluorescence), and low C3 and/or low C4. The use of low complement as an entry criterion was considered potentially useful in cases with negative ANA. Potential additive criteria included lupus nephritis by renal biopsy, autoantibodies, cytopenias, acute and chronic cutaneous lupus, alopecia, arthritis, serositis, oral mucosal lesions, central nervous system manifestations, and fever.Conclusion.The NGT exercise resulted in 21 candidate SLE classification criteria. The next phases of SLE classification criteria development will require refinement of criteria definitions, evaluation of the ability to cluster criteria into domains, and evaluation of weighting of criteria.


Lupus ◽  
2018 ◽  
Vol 28 (1) ◽  
pp. 66-76 ◽  
Author(s):  
A. Barnado ◽  
R.J. Carroll ◽  
C. Casey ◽  
L. Wheless ◽  
J.C. Denny ◽  
...  

In systemic lupus erythematosus (SLE), dsDNA antibodies are associated with renal disease. Less is known about comorbidities in patients without dsDNA or other autoantibodies. Using an electronic health record (EHR) SLE cohort, we employed a phenome-wide association study (PheWAS) that scans across billing codes to compare comorbidities in SLE patients with and without autoantibodies. We used our validated algorithm to identify SLE subjects. Autoantibody status was defined as ever positive for dsDNA, RNP, Smith, SSA and SSB. PheWAS was performed in antibody positive vs. negative SLE patients adjusting for age and race and using a false discovery rate of 0.05. We identified 1097 SLE subjects. In the PheWAS of dsDNA positive vs. negative subjects, dsDNA positive subjects were more likely to have nephritis ( p = 2.33 × 10−9) and renal failure ( p = 1.85 × 10−5). After adjusting for sex, race, age and other autoantibodies, dsDNA was independently associated with nephritis and chronic kidney disease. Those patients negative for dsDNA, RNP, SSA and SSB negative subjects were all more likely to have billing codes for sleep, pain and mood disorders. PheWAS uncovered a hierarchy within SLE-specific autoantibodies with dsDNA having the greatest impact on major organ involvement.


2017 ◽  
Vol 26 (1) ◽  
pp. 5-7
Author(s):  
Oana-Maria Farkas ◽  
◽  
Sigrid Covaci ◽  
Alexis-Virgil Cochino ◽  
◽  
...  

Pediatric Systemic Lupus Erythematosus (pSLE) is a complex autoimmune disease with onset of symptoms before 18 years of age, accounting for 18-20% of all SLE cases. Although the American College of Rheumatology (ACR) classification criteria and the SLICC (Systemic Lupus International Collaborating Clinics) classification criteria for adults with SLE are commonly applied to pSLE, its clinical onset is different. Renal and neurological involvement tend to be more common and more severe in pediatric population as compared to adults, being therefore major determinants of prognosis and mortality. Renal biopsy should be performed as early as possible in every case of pSLE with signs and symptoms of renal impairment.


2020 ◽  
Vol 79 (Suppl 1) ◽  
pp. 1051-1052
Author(s):  
D. Lobo Prat ◽  
B. Magallares ◽  
I. Castellví ◽  
H. Park ◽  
P. Moya ◽  
...  

Background:Systemic lupus erythematosus (SLE) is an autoimmune disease with variable clinical features and a complex physiopathology. In 2019, EULAR and ACR have jointly developed new classification criteria with both high sensitivity and specificity. These criteria have the particularity of including the presence of ANA as an obligatory entry criterion and the existence of clinical and immunological domains with weighted scores.Objectives:To evaluate the performance and characteristics of the ACR/EULAR 2019, SLICC 2012 and ACR 1997 classification criteria in a cohort of SLE patients with longstanding disease.Methods:Descriptive observational study that enrolled a cohort of SLE patients with longstanding disease followed in a tertiary level hospital. Demographic and clinical data were gathered along with the fulfillment of classification criteria. The sensitivity of each classification criteria and the statistically significant associations between criteria fulfillment and clinical and immunological data were calculated. Statistical analyses were performed using the Chi2, T-student and ANOVA tests. Statistical significance was assumed in p values <0.05.Results:A total of 79 patients (88.6% women) with a mean age of 51.8±14 years, disease duration of 15.2±11.5 years and SLEDAI of 2.65±2.1 were included. The sensitivity of the different classification criteria was 51.9% for ACR 1997, 87.3% for SLICC 2012 and 86.1% for ACR/EULAR 2019 (Table 1).Table 1.Sensitivity and average scores.ACR/EULAR 2019SLICC 2012ACR 1997Sensitivity (%)86.187.351.9Average score of patients classified as SLE(±SD)18.6±5.85.3±1.45±0.9Average score of patients NOT classified as SLE(±SD)6.1±2.52.8±0.42.8±0.851.9% of patients met all three classification criteria, 29.1% met SLICC 2012 and ACR/EULAR 2019, 5% only met SLICC 2012 and 3.7% exclusively met ACR/EULAR 2019. 11.4% of patients did not meet any classification criteria and were characterized by having a low SLEDAI (0.6±0.9) and fulfilling only skin domains (alopecia or oral ulcers), antiphospholipid antibodies or hypocomplementemia.Statistically significant associations were found between meeting ACR/EULAR 2019 classification criteria and the presence of low C3 and C4 (p<0.04), DNA (p<0.001), lupus nephritis III-IV (p<0.05) and arthritis (p<0.001), highlighting that all patients with arthritis met these criteria.In the SLICC 2012 evaluation, significant associations were found between meeting these criteria and the presence of arthritis (p<0.01), renal involvement (p<0.04), leukopenia/lymphopenia (p=0.05), DNA (p<0.03) and hypocomplementemia (p=0.02).Fullfilment of ACR 1997 was associated to the presence of malar rash (p<0.001), discoid lupus (p<0.05), photosensitivity (p<0.001) and oral ulcers (p<0.04), as well as arthritis (p<0.001), serositis (p=0.02), renal (p<0.05) and hematologic (p=0.05) involvement.The Kappa concordance coefficient among classification criteria is detailed in Table 2.Table 2.Kappa concordance coefficient.ACR/EULAR 2019 - SLICC 2012ACR/EULAR 2019 - ACR 1997SLICC 2012 - ACR 1997Kappa concordance coefficient0.610.270.30Conclusion:The ACR/EULAR 2019 classification criteria maintain a high sensitivity similar to the SLICC 2012 in SLE patients with longstanding disease, both of which are much higher than ACR 1997. Patients with serological, articular or renal involvement are more likely to meet SLICC 2012 or ACR/EULAR 2019 criteria. It is noteworthy the relevance of dermatological manifestations in ACR1997 classification criteria against the increased weight that a better understanding of SLE physiopathology has provided to analytic and immunological criteria in the subsequent classification criteria.Disclosure of Interests:David Lobo Prat: None declared, Berta Magallares: None declared, Ivan Castellví Consultant of: Boehringer Ingelheim, Actelion, Kern Pharma, Speakers bureau: Boehringer Ingelheim, Actelion, Bristol-Myers Squibb, Roche, HyeSang Park: None declared, Patricia Moya: None declared, Ignasi Gich: None declared, Ana Laiz: None declared, Cesar Díaz-Torné: None declared, Ana Milena Millán Arciniegas: None declared, Susana P. Fernandez-Sanchez: None declared, Hector Corominas: None declared


Lupus ◽  
2020 ◽  
Vol 29 (14) ◽  
pp. 1854-1865
Author(s):  
Hui Jin ◽  
Tao Huang ◽  
Ruifang Wu ◽  
Ming Zhao ◽  
Haijing Wu ◽  
...  

Although the original purpose of the systemic lupus erythematosus (SLE) classification criteria was to distinguish SLE from other mimic diseases, and to facilitate sample selection in scientific research, they have become widely used as diagnostic criteria in clinical situations. It is not known yet if regarding classification criteria as diagnostic criteria, what problems might be encountered? This is the first study comparing the three sets of classification criteria for SLE, the 1997 American College of Rheumatology (ACR’97), 2012 Systemic Lupus International Collaborating Clinics (SLICC’12) and 2019 European League Against Rheumatism/American College of Rheumatology (EULAR/ACR’19), for their ability to distinguish patients with SLE from patients with pure mucocutaneous manifestations (isolated cutaneous lupus erythematosus without internal disease, i-CLE) in the lupus disease spectrum. 1,865 patients with SLE and 232 patients with i-CLE were recruited from a multicenter study. We found that, due to low specificity, none of the three criteria are adept at distinguishing patients with SLE from patients with i-CLE. SLICC’12 performed best among the original three criteria, but if a positive ANA was removed as an entry criterion, EULAR/ACR’19 would performed better. A review of previous studies that compared the three sets of criteria was presented in this work.


2019 ◽  
Vol 78 (9) ◽  
pp. 1151-1159 ◽  
Author(s):  
Martin Aringer ◽  
Karen Costenbader ◽  
David Daikh ◽  
Ralph Brinks ◽  
Marta Mosca ◽  
...  

ObjectiveTo develop new classification criteria for systemic lupus erythematosus (SLE) jointly supported by the European League Against Rheumatism (EULAR) and the American College of Rheumatology (ACR).MethodsThis international initiative had four phases. (1) Evaluation of antinuclear antibody (ANA) as an entry criterion through systematic review and meta-regression of the literature and criteria generation through an international Delphi exercise, an early patient cohort and a patient survey. (2) Criteria reduction by Delphi and nominal group technique exercises. (3) Criteria definition and weighting based on criterion performance and on results of a multi-criteria decision analysis. (4) Refinement of weights and threshold scores in a new derivation cohort of 1001 subjects and validation compared with previous criteria in a new validation cohort of 1270 subjects.ResultsThe 2019 EULAR/ACR classification criteria for SLE include positive ANA at least once as obligatory entry criterion; followed by additive weighted criteria grouped in seven clinical (constitutional, haematological, neuropsychiatric, mucocutaneous, serosal, musculoskeletal, renal) and three immunological (antiphospholipid antibodies, complement proteins, SLE-specific antibodies) domains, and weighted from 2 to 10. Patients accumulating ≥10 points are classified. In the validation cohort, the new criteria had a sensitivity of 96.1% and specificity of 93.4%, compared with 82.8% sensitivity and 93.4% specificity of the ACR 1997 and 96.7% sensitivity and 83.7% specificity of the Systemic Lupus International Collaborating Clinics 2012 criteria.ConclusionThese new classification criteria were developed using rigorous methodology with multidisciplinary and international input, and have excellent sensitivity and specificity. Use of ANA entry criterion, hierarchically clustered and weighted criteria reflect current thinking about SLE and provide an improved foundation for SLE research.


2019 ◽  
Author(s):  
Leyre Riancho-Zarrabeitia ◽  
Víctor M Martínez-Taboada ◽  
Iñigo Rua Figueroa ◽  
Fernando Alonso ◽  
Maria Galindo Izquierdo ◽  
...  

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