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Examining the association between utilization management and downstream cardiovascular imaging.

Abiy Agiro1, Gosia Sylwestrzak, Christiane Shah

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Summary

An echocardiography utilization management (EUM) program was associated with reduced downstream cardiac imaging. This study found that EUM led to fewer imaging tests, indicating potential for better resource allocation in cardiovascular care.

Keywords:
Downstream imagingcardiovascular diseaseechocardiographysurvival analysisutilization management

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Area of Science:

  • Cardiology
  • Health Services Research
  • Medical Economics

Background:

  • Downstream cardiac imaging is frequently utilized after initial diagnostic tests.
  • Understanding factors influencing downstream imaging is crucial for healthcare resource management.

Purpose of the Study:

  • To assess the impact of an echocardiography utilization management (EUM) program on subsequent cardiac imaging use.
  • To quantify the association between EUM implementation and downstream cardiac imaging utilization.

Main Methods:

  • Analysis of administrative claims data from commercial health plans across five US states.
  • Propensity score matching was used to compare patients under EUM with a control group.
  • Downstream cardiac imaging utilization was tracked for 12-24 months post-index imaging.

Main Results:

  • The echocardiography utilization management group showed a statistically significant reduction in downstream cardiac imaging.
  • Adjusted utilization was 15.2 fewer tests per 1,000 patients at 12 months in the EUM group.
  • The likelihood of downstream imaging was 7.0% lower in the EUM group (HR: 0.930).

Conclusions:

  • Downstream cardiac imaging is common among commercially insured individuals.
  • EUM programs are linked to decreased volumes of downstream cardiac imaging.
  • EUM may represent an effective strategy for optimizing cardiac imaging resource allocation.