Prognostic Factors in Chest Pain Patients: A Quantitative Analysis of the HEART Score

Barbra E Backus1, A Jacob Six, Pieter A Doevendans

  • 1From the *Department of Emergency Medicine, Medisch Centrum Haaglanden, The Hague, The Netherlands; †Department of Cardiology, Hofpoort hospital Woerden, Woerden, The Netherlands; ‡Department of Cardiology, University Medical Centre, Utrecht, The Netherlands; §Department of Research and Development, St Antonius Hospital, Nieuwegein, The Netherlands; and ¶Department of Public Health, Erasmus Medical Centre, Rotterdam, The Netherlands.

Insights

The HEART score effectively predicts major adverse cardiac events in chest pain patients. While an adjusted HEART score offers minor improvements, the original HEART score remains clinically useful for risk stratification in emergency departments.

Area of Science:

  • Cardiology
  • Emergency Medicine
  • Clinical Risk Assessment

Background:

  • Risk stratification for emergency department chest pain patients is crucial.
  • The HEART score (History, ECG, Age, Risk Factors, Troponin) estimates major adverse cardiac event (MACE) risk.
  • Current guidelines recommend risk stratification for chest pain patients.

Purpose of the Study:

  • To evaluate the predictive impact of individual HEART score components.
  • To compare the performance of the original HEART score against a regression-based adjusted model.
  • To validate the HEART score's components and overall performance.

Main Methods:

  • Prospective data analysis of 2388 chest pain patients.
  • Calculation of the original HEART score and a multivariable logistic regression-adjusted HEART score (HEART-adj).
  • Assessment of calibration, discrimination (c-statistic), decision curve analysis, and net reclassification improvement.

Main Results:

  • Univariate analysis confirmed the predictive order of HEART components.
  • The adjusted HEART score showed slightly improved calibration and discrimination (c-statistic 0.85 vs. 0.83).
  • The original HEART score demonstrated better patient classification (net reclassification improvement 14.1%) despite minor gains with HEART-adj.

Conclusions:

  • Multivariable analyses support the established weights of the HEART score components.
  • Minor improvements in calibration and discrimination are achievable with score adaptation.
  • Both original and adjusted HEART scores are clinically valuable for daily practice in managing chest pain patients.
Abstract

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