AB0233 ATTAINING CDAI REMISSION IS THE FIRST GATEWAY TO ATTAIN BOOLEAN REMISSION

2020 ◽  
Vol 79 (Suppl 1) ◽  
pp. 1417.1-1417
Author(s):  
I. Yoshii

Background:Boolean remission is most stringent but most comparable remission status for the patient with rheumatoid arthritis (RA). Clinical remission evaluated with clinical disease activity index (CDAI) is also one of the most popular index for evaluation of RA treatment. These two criteria often overlap, but some are split.Objectives:Clinical significance of attaining CDAI remission before attaining Boolean remission was investigated.Methods:Patient with RA were treated in the institute since August 2010 under treat to target (T2T) strategy. In accordance with T2T, RA patients were monitored from the first consultation with parameter such as tenderness joint count (TJC), swollen joint count (SJC), patient’s global assessment (PGA), evaluator’s global assessment (EGA), C-reactive protein (CRP), modified Health Assessment Questionnaire (mHAQ), pain scale with visual analog scale (PS-VAS), and EuroQOL 5-dimension (EQ-5D). CDAI and Boolean are also evaluated at the same time. Radiographs of bilateral hands and feet are taken once a year from the first consultation, and the Sharp/van der Heijde Score (SHS) is measured.In patients, a group who attained CDAI remission prior to attaining Boolean remission (CDAI-R), a group who could not attain CDAI remission previously than attaining Boolean remission (CDAI-F), and a group who could not attain Boolean remission despite attaining CDAI remission (Boolean-F) were picked up and divided according to change of disease activity. Among these three groups, mean age, sex, education level, job style, anti-cyclic citrullinated polypeptide antibodies (ACPA), rheumatoid factor (RF), the CDAI score, the HAQ score, PS-VAS and quality of life index (QOL) calculated from EQ-5D were compared with each other using Mann-Whitney U-test. Boolean remission attaining rate whether CDAI remission attained was compared with chi square test.Results:Patient group configured with 255 of CDAI-R, 160 of CDAI-F, and 28 of Boolean-F. Patient who could not attain none of CDAI nor Boolean remission counted 175. In background factors at baseline, mean age, the HAQ score, and SHS of the Boolean-F were significantly older than the other groups. In the two groups of CDAI-R and CDAI-F, 28-joints disease activity score with C-reactive protein (DAS28-CRP), CDAI and PS-VAS in the CDAI-R were significantly lower than in the CDAI-F, similarly, DAS28-CRP, the CDAI score, the HAQ score, PS-VAS and QOL after Boolean remission attain were significantly higher in the CDAI-F than the CDAI-R. Sensitivity of Boolean remission when attaining CDAI remission previously before Boolean remission is 93.4%, and specificity was 52.2% (p<1.0x10-30).Conclusion:Attaining CDAI remission previously is extremely important, both for attaining Boolean remission and more stable clinical course after attaining Boolean remission. CDAI remission could be the first gateway to send sustainable QOL course.Disclosure of Interests:None declared

2010 ◽  
Vol 5 ◽  
pp. 274-278
Author(s):  
Maciej Kohut ◽  
Katarzyna Kozioł ◽  
Emilia Olek ◽  
Anna Koclęga ◽  
Marek Hartleb

2019 ◽  
Vol 11 ◽  
pp. 1759720X1983232 ◽  
Author(s):  
Ferdi Yavuz ◽  
Bilge Kesikburun ◽  
Özlem Öztürk ◽  
Ümüt Güzelküçük

Background: The aim of this study was to assess the serum chitotriosidase (ChT) and neopterin levels in patients with ankylosing spondylitis (AS) and to evaluate whether serum ChT and neopterin levels are related to disease activity. Methods: A total of 86 patients with AS were included in the study. Patients were divided into two groups based on Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) scores: The active AS patients group included 40 patients who had a BASDAI score ⩾4. The inactive AS patients group included 46 patients who had a BASDAI score <4. We compared the serum level of erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), ChT and neopterin between the two groups. Results: Active AS patients had significantly higher ESR, CRP, serum ChT and neopterin levels compared with the inactive AS patients group ( p < 0.05). Positive correlations were found between serum ChT levels and ESR ( r = 0.87, p = 0.005), and CRP levels ( r = 0.86, p = 0.006). Also, there was a positive significant correlation between serum ChT levels and BASDAI scores ( r = 0.67, p = 0.03). No correlation was found between serum neopterin levels and the BASDAI scores, ESR, and CRP levels ( p > 0.05). Higher disease activity (BASDAI score ⩾4) was found to be associated with ChT ( p = 0.012) in the multiple logistic regression analysis. Conclusion: The present study emphasized that serum ChT levels can be useful in the determination of the disease activity of AS patients.


2021 ◽  
Vol 19 ◽  
pp. 205873922110140
Author(s):  
Kai Zhang ◽  
Junhao Wang ◽  
Jinhong Chen ◽  
Zhi Li ◽  
Zhaohui Lou

The C-reactive protein to prealbumin ratio (CPR) and fibrinogen to prealbumin ratio (FPR) in serum are two emerging biomarkers. The purpose of this study is to explore the relationship between these two markers and Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) and Ankylosing Spondylitis Disease Activity Scores (ASDAS). A total of 163 patients with AS and 120 healthy examinees were included in this study. The t-test and Mann-Whitney U ranking test were used to analyze the differences between groups. The spearman-test was used to analyze the correlation between erythrocyte sedimentation rate (ESR), c-reactive protein (CRP), fibrinogen (Fib), prealbumin (PAlb), CPR, FPR, and AS disease activity in the test group. We generated the receiver operating characteristic curves (ROC) of CPR and FPR and determined the discriminating ability by calculating the area under the curve (AUC). Compared with the healthy group, ESR ( p < 0.001), CRP ( p < 0.001), Fib ( p < 0.001), CPR ( p < 0.001), and FPR ( p < 0.001) of AS patients were significantly increased, while PAlb was significantly reduced. CPR and FPR were more correlated to ASDAS-CRP. CPR was positively correlated with CRP, ESR, BASDAI, and ASDAS-CRP in AS patients ( r = 0.959, p < 0.001, r = 0.717, p < 0.001, r = 0.704, p < 0.001, r = 0.763, p < 0.001). FPR was positively correlated with CRP, ESR BASDAI, and ASDAS-CRP in AS patients ( r = 0.779, p < 0.001, r = 0709, p < 0.001, r = 0.551, p < 0.001, r = 0.763, p < 0.001). ROC showed that the AUC levels of CPR and FPR were high (AUC = 0.952 and AUC = 0.893). CPR and FPR are two promising new biological indicators for assessing disease activity in AS patients.


2009 ◽  
Vol 104 ◽  
pp. S482-S483
Author(s):  
Thomas Borody ◽  
Jordana Campbell ◽  
Margaux Torres ◽  
Lauren Hills ◽  
Sahisha Ketheeswaran ◽  
...  

Arthritis ◽  
2018 ◽  
Vol 2018 ◽  
pp. 1-5 ◽  
Author(s):  
Faiq I. Gorial ◽  
Ali M. Hassan

Background. Ankylosing spondylitis (AS) is a chronic, progressive inflammatory rheumatic disease that leads to structural damage, functional impairment, and decrease in the quality of life. Red cell distribution width (RDW) is a part of the complete blood count (CBC) and estimates erythrocyte variability. Objective. To analyse RDW in patients with AS and to evaluate the relationships with acute phase reactants (APRs) and disease activity index. Patients and Methods. A total of 100 patients with AS (78 males and 22 females) were diagnosed according to the modified New York classification criteria for AS and 146 (99 males: 47 females) healthy individuals matched in age and sex as controls enrolled in the study. Demographic data, disease activity scores using Bath Ankylosing Spondylitis Disease Activity Index (BASDAI), medical history, C-reactive protein (CRP), erythrocytes sedimentation rate (ESR), and complete blood count (CBC) were measured. Results. The mean age for patients and controls was 38.0 ± 9.0 and 35.8 ± 9.0 years, respectively (p=0.057). RDW was significantly higher in patients with AS compared with controls (14.133 ± 1.613 versus 12.299 ± 1.031, p < 0.001). There was a direct correlation of RDW with both ESR and CRP (P < 0.001); RDW had r=0.38 for C-reactive protein (CRP) and r=0.413 for ESR. Also BASDAI was directly correlated with RDW (r=0.326 p<0.001). RDW was a valid measure to differentiate between patients with AS and controls (AUC=0,84, p<0.001) and at optimum cut-off value>13% has highest accuracy (78.9%) with very good sensitivity test (81%) and NPV (85.6%) as well as good specificity (77.4%) and PPV (71.1%). Conclusion. RDW was higher in AS patients compared with controls and was directly correlated with ESR, CRP, and BASDAI. RDW was a valid simple measure with good accuracy to differentiate between patients with AS and controls.


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