Impact of frailty on outcomes in acute ST-elevated myocardial infarctions undergoing percutaneous coronary

Joseph Heaton1, Sohrab Singh1, Dhairya Nanavaty1

  • 1Department of Internal Medicine, The Brooklyn Hospital Center, Brooklyn, New York, USA.

Insights

Frailty significantly increases readmission risk and healthcare costs for ST-elevated myocardial infarction (STEMI) patients. Higher frailty scores correlate with lower rates of percutaneous coronary intervention (PCI) and longer hospital stays.

Area of Science:

  • Cardiology
  • Geriatrics
  • Health Services Research

Background:

  • Frailty is an emerging risk factor in cardiovascular disease.
  • Understanding frailty's impact on ST-elevated myocardial infarction (STEMI) outcomes is crucial for patient management.
  • Existing research has not fully elucidated frailty's association with readmission and treatment utilization in STEMI patients.

Purpose of the Study:

  • To investigate the association between frailty and 30-day readmission rates in STEMI patients.
  • To analyze the impact of frailty on the utilization of percutaneous coronary intervention (PCI) in STEMI admissions.
  • To assess healthcare resource utilization across different frailty risk levels in STEMI patients.

Main Methods:

  • Analysis of the 2016-2019 Nationwide Readmission Database for acute STEMI admissions.
  • Categorization of patients into low, intermediate, and high frailty risk groups using the hospital frailty risk score.
  • Evaluation of 30-day readmission risk, PCI utilization, and healthcare resource utilization (length of stay, cost, discharge disposition).

Main Results:

  • Frailty was independently associated with increased 30-day readmission risk (intermediate: 1.37x, high: 1.21x).
  • PCI utilization decreased significantly with increasing frailty risk (low: 86.40%, intermediate: 66.03%, high: 58.90%).
  • Higher frailty risk correlated with longer length of stay, increased total cost, and higher likelihood of skilled facility discharge.

Conclusions:

  • Frailty, as assessed by the hospital frailty risk score, is a significant predictor of adverse outcomes in STEMI patients.
  • Increased frailty is linked to higher readmission rates and greater healthcare resource utilization.
  • Frailty assessment should be integrated into STEMI care pathways to optimize treatment and resource allocation.
Abstract

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