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Outcomes in African Americans and Hispanics with lupus nephritis

G Contreras1, O Lenz, V Pardo

  • 1Division of Nephrology and Hypertension, University of Miami Miller School of Medicine, Florida 33136, USA. gcontrer@med.miami.edu

Kidney International
|April 7, 2006
PubMed

Insights

African Americans and Hispanics with lupus nephritis face worse outcomes due to aggressive disease factors and lower income. This study identified predictors of these poorer lupus nephritis outcomes in minority groups.

Area of Science:

  • Nephrology
  • Immunology
  • Public Health

Background:

  • Lupus nephritis disproportionately affects African Americans and Hispanics, leading to poorer health outcomes compared to Caucasians.
  • Understanding the specific predictors of outcomes in these populations is crucial for targeted interventions.

Purpose of the Study:

  • To identify independent predictors of outcomes in African Americans and Hispanics diagnosed with lupus nephritis.
  • To compare baseline characteristics and outcomes across different racial and ethnic groups.

Main Methods:

  • Retrospective analysis of 93 African Americans, 100 Hispanics, and 20 Caucasians with lupus nephritis.
  • Data collected included demographics, World Health Organization (WHO) lupus nephritis class, mean arterial pressure (MAP), serum creatinine, hematocrit, and household income.

Main Results:

  • African Americans exhibited higher MAP and serum creatinine, and lower hematocrit and income compared to Hispanics and Caucasians.
  • Hispanics and African Americans showed a higher prevalence of WHO class IV lupus nephritis and a greater incidence of doubling creatinine, end-stage renal disease, or renal events/death.
  • Lower household income was identified as a common factor in African Americans and Hispanics.

Conclusions:

  • Both aggressive disease characteristics and socioeconomic factors like low household income contribute to the poorer outcomes observed in African Americans and Hispanics with lupus nephritis.
  • These findings underscore the need for interventions addressing both biological and social determinants of health in lupus nephritis management for minority populations.

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