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Multivessel Percutaneous Coronary Interventions in the United States: Insights From the Nationwide Inpatient Sample

Shilpkumar Arora1, Sidakpal S Panaich2, Nileshkumar J Patel3

  • 1Internal Medicine Department, Mount Sinai St Luke's Roosevelt Hospital, New York, NY, USA.

Angiology
|July 7, 2015
PubMed

Insights

Multivessel percutaneous coronary intervention (MVPCI) is linked to increased in-hospital mortality and costs compared to single-vessel procedures. Higher-volume hospitals demonstrate better outcomes for MVPCI patients.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Health Services Research

Background:

  • Multivessel coronary artery disease (CAD) poses a significant mortality risk.
  • Comprehensive data on in-hospital outcomes after multivessel percutaneous coronary intervention (MVPCI) are limited.

Purpose of the Study:

  • To analyze in-hospital outcomes following MVPCI.
  • To identify predictors of mortality and complications after MVPCI.

Main Methods:

  • Utilized the Healthcare Cost and Utilization Project's Nationwide Inpatient Sample (NIS) from 2006-2011.
  • Analyzed in-hospital all-cause mortality and a composite of mortality and periprocedural complications.
  • Employed multivariate analysis to identify outcome predictors.

Main Results:

  • Overall in-hospital mortality post-MVPCI was 0.73%.
  • Key predictors of adverse outcomes included advanced age, female sex, acute myocardial infarction, shock, comorbidities, and emergent procedure status.
  • MVPCI was associated with higher mortality, length of stay (LOS), and costs compared to single-vessel PCI.

Conclusions:

  • MVPCI is associated with increased in-hospital mortality, LOS, and costs relative to single-vessel PCI.
  • Higher-volume hospitals reported lower mortality rates, shorter LOS, and reduced hospitalization costs for MVPCI.
Abstract

Keywords:
hospital volumemortalitymultivessel percutaneous coronary interventions

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