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Cost Analysis of Patients Referred for Inherited Heart Rhythm Disorder Evaluation

Mikyla L Janzen1, Christopher Cheung1, Shubhayan Sanatani2

  • 1Heart Rhythm Services, Division of Cardiology, Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada.

The Canadian Journal of Cardiology
|March 29, 2017
PubMed

Insights

Multidisciplinary clinics effectively diagnose inherited heart rhythm disorders (IHRDs). Primary referrals are costlier than family screening, but both yield high diagnostic rates for these rare conditions.

Area of Science:

  • Cardiology
  • Genetics
  • Clinical Medicine

Background:

  • Inherited heart rhythm disorders (IHRDs) are rare, complex conditions.
  • These arrhythmogenic disorders can cause sudden unexpected death in healthy individuals.
  • Multidisciplinary programs are crucial for diagnosing IHRDs in patients and families.

Purpose of the Study:

  • To characterize patients evaluated in a specialized adult and pediatric IHRD clinic.
  • To calculate the total costs associated with IHRD evaluation and diagnosis.
  • To compare costs and diagnostic yields between primary referrals and family members undergoing cascade screening.

Main Methods:

  • Evaluation of 618 patients in a specialized IHRD clinic (April 2013-February 2015).
  • Patients categorized as primary referrals or family members for cascade screening.
  • Calculation of per-patient costs and total costs per diagnosis.

Main Results:

  • A total of 618 patients were evaluated; 77% received a diagnosis.
  • Primary referrals required more tests and incurred higher evaluation costs ($3096 vs $983).
  • The total cost per diagnosis was significantly higher for primary referrals ($4021) than family members ($1277).

Conclusions:

  • Clinical evaluation in specialized IHRD clinics yields a high diagnostic rate.
  • Costs are comparable to other complex multidisciplinary disorder clinics.
  • Evaluation costs are higher for primary referrals than for family members in cascade screening.
Abstract

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