Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA

Objective To assess whether rural–urban disparities exist in people with SLE for hospitalisation with myocardial infarction (MI).Methods We used the 2016–2019 US National Inpatient Sample data that contain all hospitalisation data. In people with a diagnosis of SLE, we assessed the multivariable adj...

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Main Authors: Jasvinder A Singh, Sumanth Chandrupatla
Format: Article
Language:English
Published: BMJ Publishing Group 2025-05-01
Series:Lupus Science and Medicine
Online Access:https://lupus.bmj.com/content/12/1/e001516.full
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author Jasvinder A Singh
Sumanth Chandrupatla
author_facet Jasvinder A Singh
Sumanth Chandrupatla
author_sort Jasvinder A Singh
collection DOAJ
description Objective To assess whether rural–urban disparities exist in people with SLE for hospitalisation with myocardial infarction (MI).Methods We used the 2016–2019 US National Inpatient Sample data that contain all hospitalisation data. In people with a diagnosis of SLE, we assessed the multivariable adjusted ORs (aORs) to examine the association of rural patient residence with MI hospitalisation, while adjusting for demographics, payer, income, hospital characteristics and the Deyo-Charlson Comorbidity Index.Results We found that the crude rates of patients hospitalised with MI per 100 000 area specific SLE hospitalisations were higher in rural versus urban residents with SLE, 2265 versus 1435 (p value<0.001). In the multivariable-adjusted model that accounted for demographics, insurance payer, household income, comorbidities and hospital characteristics including geographical location, we found that rural residence was associated with an aOR of 1.98 (95% CI, 1.71 to 2.29; reference category, urban residence) of MI hospitalisations in people with SLE. Other factors significantly associated with the risk of MI were male sex, Medicaid or private insurance, urban not teaching or urban teaching hospital, Midwest region and a private hospital control, either for profit or not for profit.Conclusion Rural residence doubled the risk of MI hospitalisation in people with SLE independent of demographics, payer status, social determinants of health and hospital characteristics. Our study highlights the disproportionate effect of rurality on health outcomes in people with SLE within the USA and a clear rural–urban gap disparity. Interventions to reduce this disparity are needed.
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spelling doaj-art-c56e9cf1b50542808f7ce9fac8a6ef382025-08-20T02:27:14ZengBMJ Publishing GroupLupus Science and Medicine2053-87902025-05-0112110.1136/lupus-2025-001516Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USAJasvinder A Singh0Sumanth Chandrupatla1Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USADepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USAObjective To assess whether rural–urban disparities exist in people with SLE for hospitalisation with myocardial infarction (MI).Methods We used the 2016–2019 US National Inpatient Sample data that contain all hospitalisation data. In people with a diagnosis of SLE, we assessed the multivariable adjusted ORs (aORs) to examine the association of rural patient residence with MI hospitalisation, while adjusting for demographics, payer, income, hospital characteristics and the Deyo-Charlson Comorbidity Index.Results We found that the crude rates of patients hospitalised with MI per 100 000 area specific SLE hospitalisations were higher in rural versus urban residents with SLE, 2265 versus 1435 (p value<0.001). In the multivariable-adjusted model that accounted for demographics, insurance payer, household income, comorbidities and hospital characteristics including geographical location, we found that rural residence was associated with an aOR of 1.98 (95% CI, 1.71 to 2.29; reference category, urban residence) of MI hospitalisations in people with SLE. Other factors significantly associated with the risk of MI were male sex, Medicaid or private insurance, urban not teaching or urban teaching hospital, Midwest region and a private hospital control, either for profit or not for profit.Conclusion Rural residence doubled the risk of MI hospitalisation in people with SLE independent of demographics, payer status, social determinants of health and hospital characteristics. Our study highlights the disproportionate effect of rurality on health outcomes in people with SLE within the USA and a clear rural–urban gap disparity. Interventions to reduce this disparity are needed.https://lupus.bmj.com/content/12/1/e001516.full
spellingShingle Jasvinder A Singh
Sumanth Chandrupatla
Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
Lupus Science and Medicine
title Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
title_full Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
title_fullStr Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
title_full_unstemmed Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
title_short Rural–urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the USA
title_sort rural urban disparities in hospitalisation for myocardial infarction in systemic lupus erythematosus in the usa
url https://lupus.bmj.com/content/12/1/e001516.full
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