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  • 1
    In: Journal of Clinical and Translational Science, Cambridge University Press (CUP), Vol. 6, No. s1 ( 2022-04), p. 51-51
    Abstract: OBJECTIVES/GOALS: Over 30% of patients with rheumatoid arthritis (RA) exhibit fibromyalgianess, a symptom cluster associated with increased pain sensitivity. Up to half of RA patients use oral glucocorticoids (GCs) long-term despite their known, dose-dependent toxicity. We examined the association between fibromyalgianess and oral GC persistence in RA patients. METHODS/STUDY POPULATION: We used data from the Central Pain in Rheumatoid Arthritis (CPIRA) cohort to follow participants with active RA on oral prednisone who initiated a new disease-modifying anti-rheumatic drug. We measured fibromyalgianess using the Fibromyalgia Survey Questionnaire (FSQ), previously shown to correlate with key fibromyalgia features often superimposed upon RA. We stratified fibromyalgianess severity as follows: FSQ 〈 8 low, 8-10 moderate, 〉 10 high/very high. We defined GC persistence as GC use at 3 month followup visit. We assessed the association between baseline fibromyalgianess (exposure) and GC persistence at followup (outcome) using multiple logistic regression, adjusted for demographics, RA duration, serostatus, and inflammatory activity measured by swollen joint count and C reactive protein. RESULTS/ANTICIPATED RESULTS: Of 97 participants on prednisone at baseline, 65% were taking prednisone at follow-up. Fifty-seven percent of participants with low baseline fibromyalgianess had persistent GC use, compared to 84% with high or very high fibromyalgianess. After adjustment as outlined above, participants with high/very high baseline fibromyalgianess remained more likely to be on prednisone at follow-up, relative to those with low fibromyalgianess (OR 4.99 [95% CI 1.20 – 20.73] ). DISCUSSION/SIGNIFICANCE: In this cohort of patients with active RA, high fibromyalgianess is associated with persistent GC use, independent of inflammatory activity. This finding suggests non-inflammatory pain related to fibromyalgianess may be misclassified as inflammatory pain related to RA disease activity.
    Type of Medium: Online Resource
    ISSN: 2059-8661
    Language: English
    Publisher: Cambridge University Press (CUP)
    Publication Date: 2022
    detail.hit.zdb_id: 2898186-8
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  • 2
    In: Scientific Reports, Springer Science and Business Media LLC, Vol. 10, No. 1 ( 2020-11-24)
    Abstract: Obesity-related type 2 diabetes (DM) is a major public health concern. Adipose tissue metabolic dysfunction, including fibrosis, plays a central role in DM pathogenesis. Obesity is associated with changes in adipose tissue extracellular matrix (ECM), but the impact of these changes on adipose tissue mechanics and their role in metabolic disease is poorly defined. This study utilized atomic force microscopy (AFM) to quantify difference in elasticity between human DM and non-diabetic (NDM) visceral adipose tissue. The mean elastic modulus of DM adipose tissue was twice that of NDM adipose tissue (11.50 kPa vs. 4.48 kPa) to a 95% confidence level, with significant variability in elasticity of DM compared to NDM adipose tissue. Histologic and chemical measures of fibrosis revealed increased hydroxyproline content in DM adipose tissue, but no difference in Sirius Red staining between DM and NDM tissues. These findings support the hypothesis that fibrosis, evidenced by increased elastic modulus, is enhanced in DM adipose tissue, and suggest that measures of tissue mechanics may better resolve disease-specific differences in adipose tissue fibrosis compared with histologic measures. These data demonstrate the power of AFM nanoindentation to probe tissue mechanics, and delineate the impact of metabolic disease on the mechanical properties of adipose tissue.
    Type of Medium: Online Resource
    ISSN: 2045-2322
    Language: English
    Publisher: Springer Science and Business Media LLC
    Publication Date: 2020
    detail.hit.zdb_id: 2615211-3
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  • 3
    In: Rheumatology, Oxford University Press (OUP), Vol. 61, No. 4 ( 2022-04-11), p. 1556-1562
    Abstract: Over one-third of patients with RA exhibit evidence of fibromyalgianess, which is associated with higher rates of disability and inadequate responsiveness to RA treatment. Patients with RA often remain on glucocorticoids long-term, despite the known risk of dose-dependent morbidity. We undertook this study to examine the relationship between fibromyalgianess and glucocorticoid persistence among RA patients. Methods We followed participants with active RA on oral prednisone for ∼3 months after initiating a new DMARD. Fibromyalgianess was measured using the Fibromyalgia Survey Questionnaire (FSQ), previously shown to correlate with key FM features often superimposed upon RA. Severity of fibromyalgianess was stratified as follows: FSQ & lt;8 low, FSQ 8–10 moderate and FSQ & gt;10 high/very high. The association between baseline fibromyalgianess and glucocorticoid persistence, defined as prednisone use at 3-month follow-up visit after DMARD initiation, was assessed using multiple logistic regression adjusted for baseline demographics, RA duration, serostatus and inflammatory activity assessed using swollen joint count and CRP. Results Of the 97 participants on prednisone at baseline, 65% were still taking prednisone at follow-up. Fifty-seven percent of participants with low baseline fibromyalgianess had persistent glucocorticoid use, compared with 84% of participants with high or very high fibromyalgianess. After adjustment for non-inflammatory factors and inflammatory activity, participants with high/very high baseline fibromyalgianess were more likely to be taking prednisone at follow-up relative to those with low fibromyalgianess [odds ratio 4.99 (95% CI 1.20, 20.73)]. Conclusion High fibromyalgianess is associated with persistent glucocorticoid use, independent of inflammatory activity.
    Type of Medium: Online Resource
    ISSN: 1462-0324 , 1462-0332
    Language: English
    Publisher: Oxford University Press (OUP)
    Publication Date: 2022
    detail.hit.zdb_id: 1474143-X
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  • 4
    In: The Journal of Rheumatology, The Journal of Rheumatology, Vol. 49, No. 9 ( 2022-09), p. 1052-1057
    Abstract: Patients with rheumatoid arthritis (RA) commonly demonstrate disordered pain processing associated with high pain sensitization. Pain sensitization is often assessed using quantitative sensory testing (QST), which is burdensome to patients. The self-administered Fibromyalgia Survey Questionnaire (FSQ) has been proposed as a low-burden, surrogate measure of central pain sensitization. We examined the correlation between FSQ and QST in patients with active RA. Methods Participants in the Central Pain in Rheumatoid Arthritis (CPIRA) cohort underwent FSQ and QST evaluation at enrollment. QST measures included pressure pain threshold (PPT) at the thumb, trapezius, wrist, and knee; temporal summation (TS) at the wrist and arm; and conditioned pain modulation (CPM). Partial Spearman correlation between FSQ and each QST measure was assessed, adjusted for demographic factors, study site, disease characteristics, and pain catastrophizing. Sensitivity analyses included (1) stratified analysis by sex and (2) evaluation of how each component of FSQ associates with the QST measures. Results Among 285 participants with active RA, FSQ was weakly but statistically significantly correlated with PPT ( r range = –0.31 to –0.21), and TS ( r range = 0.13-0.15) at all sites in unadjusted analyses. After adjustment, statistically significant correlations persisted for TS at the wrist and PPT at all sites (except the thumb). Sensitivity analyses did not identify differences in association based on sex or with individual FSQ components. Conclusion FSQ and QST were correlated among participants with active RA, but the strength of association was weak. QST and FSQ are not interchangeable measures of pain sensitization.
    Type of Medium: Online Resource
    ISSN: 0315-162X , 1499-2752
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    Language: English
    Publisher: The Journal of Rheumatology
    Publication Date: 2022
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  • 5
    In: The Journal of Rheumatology, The Journal of Rheumatology, Vol. 50, No. 5 ( 2023-05), p. 684-689
    Abstract: To determine if the degree of baseline fibromyalgia (FM) symptoms in patients with rheumatoid arthritis (RA), as indicated by the Fibromyalgia Survey Questionnaire (FSQ) score, predicts RA disease activity after initiation or change of a disease-modifying antirheumatic drug (DMARD). Methods One hundred ninety-two participants with active RA were followed for 12 weeks after initiation or change of DMARD therapy. Participants completed the FSQ at the initial visit. The Disease Activity Score in 28 joints using C-reactive protein (DAS28-CRP) was measured at baseline and follow-up to assess RA disease activity. We evaluated the association between baseline FSQ score and follow-up DAS28-CRP. As a secondary analysis, we examined the relationship between the 2 components of the FSQ, the Widespread Pain Index (WPI) and Symptom Severity Scale (SSS), with follow-up DAS28-CRP. Multiple linear regression analyses were performed, adjusting for clinical and demographic variables. Results In multiple linear regression models, FSQ score was independently associated with elevated DAS28-CRP scores 12 weeks after DMARD initiation (B = 0.04, P = 0.01). In secondary analyses, the WPI was significantly associated with increased follow-up DAS28-CRP scores (B = 0.08, P = 0.001), whereas the SSS was not (B = −0.03, P = 0.43). Conclusion Higher levels of FM symptoms weakly predicted worse disease activity after treatment. The primary factor that informed the FSQ’s prediction of disease activity was the spatial extent of pain, as measured by the WPI.
    Type of Medium: Online Resource
    ISSN: 0315-162X , 1499-2752
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    Language: English
    Publisher: The Journal of Rheumatology
    Publication Date: 2023
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  • 6
    In: The Journal of Rheumatology, The Journal of Rheumatology, Vol. 50, No. 6 ( 2023-06), p. 741-747
    Abstract: Although pain affects the assessment of disease activity in patients with rheumatoid arthritis (RA), pain is not always directly related to peripheral joint inflammation. Peripheral and central nervous system regulatory mechanisms also affect pain perception. We used regression tree methodology to identify mechanisms most predictive of disease activity after disease-modifying antirheumatic drug (DMARD) treatment. Methods Disease activity was evaluated using the Disease Activity Score in 28 joints (DAS28) in 176 patients with RA, before and after starting a DMARD. Quantitative sensory testing (QST), including pressure pain thresholds (PPTs), temporal summation, and conditioned pain modulation (CPM), were used to assess pain mechanisms. Regression tree methodology was used to determine the QST modalities most predictive of DAS28 after DMARD treatment. Results This analysis identified 4 groups defined by baseline DAS28 category and either knee PPT (a combined measure of peripheral and central nervous system dysregulation) or CPM (a measure of descending pain inhibition). Among patients starting with low/moderate disease activity, lower knee PPT (PPT ≤ 4.65 kgf) most strongly predicted higher posttreatment disease activity (group 1 mean DAS28 2.8 [SD 1.0] vs group 2 mean DAS28 3.5 [SD 1.0] ). Among patients starting with high baseline disease activity, less efficient descending pain modulation (CPM ≤ 1.55) most strongly predicted higher posttreatment disease activity (group 3 mean DAS28 3.4 [SD 1.4] vs group 4 mean DAS28 4.6 [SD 1.1] ). Conclusion These results highlight the importance of identifying and treating aberrant peripheral and central pain regulation in patients with RA starting or switching DMARD therapy.
    Type of Medium: Online Resource
    ISSN: 0315-162X , 1499-2752
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    Language: English
    Publisher: The Journal of Rheumatology
    Publication Date: 2023
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  • 7
    Online Resource
    Online Resource
    Wiley ; 2018
    In:  Journal of School Health Vol. 88, No. 10 ( 2018-10), p. 762-767
    In: Journal of School Health, Wiley, Vol. 88, No. 10 ( 2018-10), p. 762-767
    Abstract: Positive associations between suicidal behaviors and asthma have been established in previous adolescent studies. Few studies consider social risk factors, such as bullying. This study involved an analysis of suicidal behaviors and asthma, but also includes an assessment of whether these relationships were modified by the co‐occurrence of bullying. METHODS Data included 13,154 participants from the 2013 Youth Risk Behavior Survey (YRBS), collected by the US Centers for Disease Control and Prevention. Logistic regression models were constructed and summarized using odds ratios (ORs) and 95% confidence intervals (95% CIs). RESULTS When comparing adolescents with asthma who were bullied at school to those who were not bullied at school, the odds of contemplating suicide were increased by nearly 2‐fold (OR = 1.8, 95% CI = 1.5‐2.3), and the odds of creating a suicide plan were 2.3 times higher (OR = 2.3, 95% CI = 1.7‐3.1). The odds of a suicide attempt and incurring an injury from a suicide attempt were also substantially increased. Similarly, increased odds of suicidal behaviors were observed for adolescents with asthma who were bullied electronically. CONCLUSION Having asthma and being bullied are both associated with increased odds of suicidal behaviors.
    Type of Medium: Online Resource
    ISSN: 0022-4391 , 1746-1561
    URL: Issue
    Language: English
    Publisher: Wiley
    Publication Date: 2018
    detail.hit.zdb_id: 2066647-0
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  • 8
    In: Arthritis & Rheumatology, Wiley, Vol. 73, No. 8 ( 2021-08), p. 1421-1429
    Abstract: To examine the effects of a smartphone application (app) to monitor longitudinal electronic patient‐reported outcomes (ePROs) on patient satisfaction and disease activity in patients with rheumatoid arthritis (RA). Methods We conducted a 6‐month randomized controlled trial of care coordination along with an app (intervention) versus care coordination alone (control) in 191 RA patients. Participants in the intervention group were prompted to provide information daily using ePROs. In both the intervention and control groups, a care coordinator contacted participants at 6 and 18 weeks to assess for flares. The main outcome measures were the global satisfaction score from the Treatment Satisfaction Questionnaire for Medication (TSQM), the score from the Perceived Efficacy in Patient‐Physician Interactions (PEPPI) Questionnaire, and the Clinical Disease Activity Index (CDAI) score. Results Groups were similar at baseline. The median TSQM score at 6 months was 83.3 in both groups, and the median PEPPI score at 6 months was 50 in both groups. The median CDAI score at 6 months was 8 in the intervention group versus 10 in the control group. No statistically significant group differences in the medians of TSQM, PEPPI, or CDAI scores at 6 months were detected. Of the 67 intervention participants who completed the exit survey, 90% rated their likelihood of recommending the app as ≥7 of 10. Of the 11 physicians who completed the exit survey, 73% agreed/strongly agreed that they wanted to continue offering the app to patients. Conclusion A mobile app designed to collect ePRO data on RA symptoms did not significantly improve patient satisfaction or disease activity compared to care coordination alone. However, both patients and physicians reported positive experiences with the app.
    Type of Medium: Online Resource
    ISSN: 2326-5191 , 2326-5205
    URL: Issue
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    Language: English
    Publisher: Wiley
    Publication Date: 2021
    detail.hit.zdb_id: 2754614-7
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  • 9
    In: Arthritis & Rheumatology, Wiley, Vol. 75, No. 4 ( 2023-04), p. 595-608
    Abstract: Patients with diffuse cutaneous systemic sclerosis (dcSSc) display a complex clinical phenotype. Transcriptional profiling of whole blood or tissue from patients are affected by changes in cellular composition that drive gene expression and an inability to detect minority cell populations. We undertook this study to focus on the 2 main subtypes of circulating monocytes, classical monocytes (CMs) and nonclassical monocytes (NCMs) as a biomarker of SSc disease severity. Methods SSc patients were recruited from the Prospective Registry for Early Systemic Sclerosis. Clinical data were collected, as well as peripheral blood for isolation of CMs and NCMs. Age‐, sex‐, and race‐matched healthy volunteers were recruited as controls. Bulk macrophages were isolated from the skin in a separate cohort. All samples were assayed by RNA sequencing (RNA‐seq). Results We used an unbiased approach to cluster patients into 3 groups (groups A–C) based on the transcriptional signatures of CMs relative to controls. Each group maintained their characteristic transcriptional signature in NCMs. Genes up‐regulated in group C demonstrated the highest expression compared to the other groups in SSc skin macrophages, relative to controls. Patients from groups B and C exhibited worse lung function than group A, although there was no difference in SSc skin disease at baseline, relative to controls. We validated our approach by applying our group classifications to published bulk monocyte RNA‐seq data from SSc patients, and we found that patients without skin disease were most likely to be classified as group A. Conclusion We are the first to show that transcriptional signatures of CMs and NCMs can be used to unbiasedly stratify SSc patients and correlate with disease activity outcome measures.
    Type of Medium: Online Resource
    ISSN: 2326-5191 , 2326-5205
    URL: Issue
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    Language: English
    Publisher: Wiley
    Publication Date: 2023
    detail.hit.zdb_id: 2754614-7
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  • 10
    Online Resource
    Online Resource
    Ovid Technologies (Wolters Kluwer Health) ; 2022
    In:  Plastic & Reconstructive Surgery Vol. 150, No. 3 ( 2022-09), p. 546e-556e
    In: Plastic & Reconstructive Surgery, Ovid Technologies (Wolters Kluwer Health), Vol. 150, No. 3 ( 2022-09), p. 546e-556e
    Type of Medium: Online Resource
    ISSN: 0032-1052
    Language: English
    Publisher: Ovid Technologies (Wolters Kluwer Health)
    Publication Date: 2022
    detail.hit.zdb_id: 2037030-1
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