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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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Nursing responsibilities before cardiac catheterization include:Assess for allergies and establish baseline health status.Before cardiac catheterization, assess the patient for allergies to contrast dye. Perform a comprehensive baseline assessment, including vital signs, heart and breath sounds, and a neurovascular assessment of the extremities, noting distal pulses, skin color, and temperature. Instruct the patient to fast for 8-12 hours before the procedure. Evaluate baseline laboratory...
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  1. Home
  3. Taking The Pulse: A Retrospective, Population-based Analysis Of Alberta's Privatization Of Cardiac Testing.
  1. Home
  3. Taking The Pulse: A Retrospective, Population-based Analysis Of Alberta's Privatization Of Cardiac Testing.

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Taking the Pulse: a Retrospective, Population-based Analysis of Alberta's Privatization of Cardiac Testing.

Robert M Mayall1, Braden J Manns2, Derek S Chew3

  • 1Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.

The Canadian Journal of Cardiology
|September 4, 2025

View abstract on PubMed

Summary
This summary is machine-generated.

Cardiac imaging tests significantly increased in Alberta, primarily in for-profit facilities, costing millions. This rise in diagnostic imaging did not correlate with more cardiac treatments, suggesting potential overuse.

Keywords:
cardiac imagingprivatizationresource allocation

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Area of Science:

  • Health services research
  • Medical imaging utilization
  • Healthcare economics

Background:

  • Provinces are exploring increased use of for-profit diagnostic imaging.
  • Alberta has permitted private diagnostic testing since the 1970s, with guidelines established in 1998.
  • Cardiac imaging is a key subset of diagnostic imaging services.

Purpose of the Study:

  • To analyze trends in cardiac imaging use within for-profit versus publicly operated facilities in Alberta.
  • To compare changes in cardiac imaging rates with trends in invasive cardiac treatments.
  • To assess the economic impact of diagnostic imaging utilization in Alberta.

Main Methods:

  • Retrospective, population-based analysis of administrative data from Alberta, Canada (1995-2020).
  • Examined annual rates of cardiac diagnostic tests (inpatient and outpatient).
  • Tracked trends in invasive cardiac treatments, including angioplasty and coronary artery bypass grafting.

    • Main Results:

    • Outpatient cardiac imaging rates surged by 3.95-fold per 100,000 individuals between 1998 and 2020.
    • This increase was predominantly driven by higher utilization in private, for-profit facilities.
    • Invasive cardiac treatment rates remained relatively stable, and the net cost exceeded $694 million.
    • Increased imaging was observed even in low-risk populations, not aligning with treatment trends.

    Conclusions:

    • Following guideline implementation, Alberta saw a substantial rise in cardiac imaging rates, particularly in for-profit settings.
    • The increase in diagnostic procedures was not mirrored by a rise in cardiac treatments, suggesting a potential disconnect.
    • This trend resulted in significant additional healthcare expenditure without a corresponding increase in interventions.