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Trends in Discharge Claims for Acute Myocardial Infarction among Patients on Dialysis

Gautam R Shroff1, Shuling Li2, Charles A Herzog3,2

  • 1Division of Cardiology, Department of Medicine, Hennepin County Medical Center and University of Minnesota, Minneapolis, Minnesota; and.

Journal of the American Society of Nephrology : JASN
|February 22, 2017
PubMed

Insights

Mortality from acute myocardial infarction (AMI) decreased in dialysis patients, but AMI prevalence, especially non-ST elevation myocardial infarction (NSTEMI), has significantly increased. This trend highlights a growing high-risk population with clinical and economic implications.

Area of Science:

  • Cardiology
  • Nephrology
  • Public Health

Background:

  • Acute myocardial infarction (AMI) is a critical concern in patients undergoing dialysis.
  • Understanding trends in AMI prevalence and mortality is essential for patient care.

Purpose of the Study:

  • To analyze contemporary trends in AMI mortality and prevalence among patients on dialysis.
  • To investigate the changing patterns of AMI coding, particularly non-ST elevation myocardial infarction (NSTEMI).

Main Methods:

  • Analysis of inpatient discharge diagnosis codes from 1993-2008.
  • Examination of the proportion of AMI claims in primary and secondary diagnostic positions.

Main Results:

  • Mortality from AMI has decreased in the dialysis population.
  • Overall AMI prevalence has increased, with a marked rise in NSTEMI.
  • AMI claims in the secondary diagnostic position increased significantly, indicating a growing high-risk subgroup.

Conclusions:

  • The increasing prevalence of AMI, particularly NSTEMI, in dialysis patients warrants attention.
  • The rise in secondary AMI diagnoses identifies a unique high-risk population with significant clinical and economic implications.
  • Further research is needed to address the growing burden of AMI in this vulnerable group.

Keywords:
Epidemiology and outcomesMyocardial infarctiondialysis

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