Assessing Guideline-Directed Medication Therapy for Heart Failure in End-Stage Renal Disease

B Tate Cutshall1, Benjamin T Duhart2, Jagannath Saikumar3

  • 1The University of Alabama at Birmingham Medical Center, Birmingham, AL.

Insights

Guideline-directed medication therapy (GDMT) for heart failure with reduced ejection fraction (HFrEF) did not significantly alter outcomes in end-stage renal disease (ESRD) patients. However, GDMT was associated with less hypotension, suggesting potential benefits for this population.

Area of Science:

  • Cardiology
  • Nephrology
  • Clinical Pharmacology

Background:

  • Guideline-directed medication therapy (GDMT) is crucial for heart failure with reduced ejection fraction (HFrEF).
  • Concerns exist regarding underprescription of GDMT in end-stage renal disease (ESRD) patients.
  • This study investigates GDMT's impact on HFrEF patients with ESRD.

Purpose of the Study:

  • To compare outcomes for ESRD patients with HFrEF receiving GDMT versus those not receiving it.
  • To evaluate the effect of GDMT on length of stay, mortality, and readmissions in this cohort.
  • To assess the incidence of adverse events like hyperkalemia, hypotension, and bradycardia with GDMT use.

Main Methods:

  • Retrospective analysis of adult ESRD and HFrEF patients admitted over two years.
  • Categorization into GDMT and non-GDMT groups based on home medication regimens.
  • Comparison of length of stay, mortality, 30-day readmissions, and adverse events between groups.

Main Results:

  • A total of 109 patients were included; 25 received GDMT and 84 did not.
  • No significant differences in length of stay, 30-day readmissions, or in-hospital mortality between groups.
  • Hypotension occurred significantly less frequently in the GDMT group (4% vs. 27%, P = 0.01).

Conclusions:

  • GDMT did not significantly impact primary outcomes (LOS, mortality, readmissions) in ESRD patients with HFrEF.
  • The reduced incidence of hypotension in the GDMT group may hold clinical significance.
  • A substantial proportion of ESRD patients with HFrEF are not receiving GDMT, warranting further investigation.
Abstract

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