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1.
Brain Behav Immun ; 112: 77-84, 2023 08.
Artículo en Inglés | MEDLINE | ID: mdl-37286173

RESUMEN

INTRODUCTION: Racial discrimination is a distinct health threat that increases disease risk among Black Americans. Psychosocial stress may compromise health through inflammatory mechanisms. This study examines incident experiences of racial discrimination and changes in the inflammatory biomarker C-reactive protein (CRP) over a two-year period among Black women with systemic lupus erythematosus (SLE)-an inflammatory autoimmune disease sensitive to psychosocial stress and characterized by stark racial inequities in outcomes. METHODS: Data are from the Black Women's Experiences Living with Lupus (BeWELL) Study. Participants (n = 380) from metropolitan Atlanta, Georgia were enrolled from April 2015 to May 2017. Incident racial discrimination was assessed bi-annually via self-report using the Experiences of Discrimination measure. CRP was assessed annually over a two-year period. Latent change score analyses modeled longitudinal within-person associations between incident racial discrimination and change in log-transformed CRP from baseline to Year 2. RESULTS: Incident experiences of racial discrimination were associated with elevated log-CRP across the two-year study period (b = 0.039, SE = 0.017, 95% CI: 0.006, 0.071). For each domain of incident racial discrimination experienced, CRP increased 3.98%. CONCLUSION: This study contributes to growing evidence on the biological consequences of racism and is the first to document an association between incident racial discrimination and changes in inflammation among Black women with SLE. Racial inequities in SLE outcomes and other diseases driven by inflammatory pathways may be explained in part through experiences of racial discrimination.


Asunto(s)
Negro o Afroamericano , Proteína C-Reactiva , Inflamación , Lupus Eritematoso Sistémico , Racismo , Determinantes Sociales de la Salud , Femenino , Humanos , Negro o Afroamericano/psicología , Proteína C-Reactiva/análisis , Lupus Eritematoso Sistémico/sangre , Lupus Eritematoso Sistémico/inmunología , Lupus Eritematoso Sistémico/psicología , Racismo/etnología , Racismo/psicología , Determinantes Sociales de la Salud/etnología , Inflamación/sangre , Inflamación/inmunología , Georgia
2.
ACR Open Rheumatol ; 4(5): 426-431, 2022 May.
Artículo en Inglés | MEDLINE | ID: mdl-35178897

RESUMEN

OBJECTIVE: The study objective was to compare leukocyte telomere length (LTL) among patients with systemic lupus erythematosus (SLE) diagnosed in childhood versus adulthood. METHODS: Data are from the Black Women's Experiences Living with Lupus (BeWELL) study. Multivariable linear regression analyses that examined childhood diagnosis of SLE (diagnosed before 18 years of age), age, and their interaction in relationship to LTL were conducted, adjusting for a range of demographic, socioeconomic, and health-related covariates. RESULTS: The total analytic sample size was 415. Forty participants (9.6%) were diagnosed in childhood. There was no main effect of childhood diagnosis on LTL (b = 0.007; 95% confidence interval [CI]: -0.089 to 0.103). However, the interaction between age and childhood diagnosis was significant (b = -0.008; 95% CI: -0.016 to -0.001), indicating a steeper inverse association between age and LTL among those diagnosed in childhood compared with those diagnosed in adulthood. This interaction remained statistically significant (P = 0.024) after controlling for disease duration measured dichotomously (less than 10 years vs. 10 years or more); it was marginally significant (P = 0.083) when controlling for disease duration measured continuously. CONCLUSION: This cross-sectional analysis suggests that Black women with childhood-onset SLE may undergo accelerated LTL shortening compared with their adult-onset counterparts. This relationship persisted even after controlling for differences in SLE damage and disease duration. These findings inform research on immunosenescence mechanisms of SLE.

4.
Am J Public Health ; 111(9): 1610-1619, 2021 09.
Artículo en Inglés | MEDLINE | ID: mdl-34410817

RESUMEN

Objectives. To describe disparities in depression, anxiety, and problem drinking by sexual orientation, sexual behavior, and gender identity during the COVID-19 pandemic. Methods. Data were collected May 21 to July 15, 2020, from 3245 adults living in 5 major US metropolitan areas (Atlanta, Georgia; Chicago, Illinois; New Orleans, Louisiana; New York, New York; and Los Angeles, California). Participants were characterized as cisgender straight or LGBTQ+ (i.e., lesbian, gay, bisexual, and transgender people, and men who have sex with men, and women who have sex with women not identifying as lesbian, gay, bisexual, or transgender). Results. Cisgender straight participants had the lowest levels of depression, anxiety, and problem drinking compared with all other sexual orientation, sexual behavior, and gender identity groups, and, in general, LGBTQ+ participants were more likely to report that these health problems were "more than usual" during the COVID-19 pandemic. Conclusions. LGBTQ+ communities experienced worse mental health and problem drinking than their cisgender straight counterparts during the COVID-19 pandemic. Future research should assess the impact of the pandemic on health inequities. Policymakers should consider resources to support LGBTQ+ mental health and substance use prevention in COVID-19 recovery efforts.


Asunto(s)
COVID-19/epidemiología , Salud Mental/estadística & datos numéricos , Conducta Sexual/estadística & datos numéricos , Minorías Sexuales y de Género/psicología , Adolescente , Adulto , Anciano , Alcoholismo/epidemiología , Ansiedad/epidemiología , Depresión/epidemiología , Femenino , Humanos , Masculino , Persona de Mediana Edad , Pandemias , SARS-CoV-2 , Factores Socioeconómicos , Estados Unidos , Población Urbana/estadística & datos numéricos , Adulto Joven
5.
J Behav Med ; 44(6): 760-771, 2021 12.
Artículo en Inglés | MEDLINE | ID: mdl-34159500

RESUMEN

African American women with systemic lupus erythematosus (SLE) have worse disease outcomes compared to their White counterparts. Stressors associated with race may contribute to poorer health in this population through maladaptive behavioral pathways. This study investigated relationships between stress associated with anticipating racism, smoking, and SLE disease activity. Data were from 432 African American women with SLE in the Black Women's Experiences Living with Lupus (BeWELL) Study. Controlling for sociodemographic and health-related covariates, multivariable regression analyses revealed a significant association between anticipatory racism stress (ARS) and disease activity (p = 0.00, b = 1.13, 95% CI [0.43, 1.82]). A significant interaction between ARS and smoking also indicated that smoking exacerbated the effect of ARS on disease activity (p = 0.04, b = 1.95, CI = 0.04, 3.96). Test for evidence of smoking mediating the effect of ARS on disease activity were not statistically significant (z = 1.77, p = 0.08). Findings have implications for future SLE disparities research among African American women with SLE.


Asunto(s)
Lupus Eritematoso Sistémico , Racismo , Negro o Afroamericano , Femenino , Humanos , Fumar
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