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November 1, 1962HeartOpen Access

A Coronary Prognostic Index for Grading the Severity of Infarction

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Population

Patients with cardiac infarction

Design

Cohort

Follow-up

4 weeks

Authors

APA. A. F. PeelGlasgow Victoria InfirmaryTSThomas SempleGuy's and St Thomas' NHS Foundation TrustIWI. WangNewYork–Presbyterian Hospital

Discussion

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Overview

May aid MI risk stratification; leaves open prospective validation before clinical use.

Key Points

  • To develop a rapid, standardized numerical scoring system that grades the severity of acute cardiac infarction and predicts immediate four-week mortality while minimizing observer error.
  • Analyzed clinical data collected since 1930 to determine principal factors governing immediate prognosis during the first four weeks after cardiac infarction.
  • Devised an objective scoring system evaluating age, sex, previous history, shock severity, heart failure, cardiac rhythm, and cardiographic signs using strict criteria.
  • Applied and calibrated the preliminary weighting scheme using an initial validation cohort (Series A).
  • Defined specific diagnostic rules across six core clinical domains to limit inter-observer variance in assessing clinical severity.
  • Established a numerical index showing close correlation between cumulative score and four-week mortality expectation without relying on excessive subjective scoring latitude.

Structured PICO

P
Population
Patients with cardiac infarction
I
Intervention
Development of a coronary prognostic index based on age, sex, previous history, shock, heart failure, cardiac rhythm, and cardiographic signs
O
Outcome
Immediate prognosis (mortality expectation for the first four weeks)hard clinical

A numerical prognostic index was developed to standardize the grading of cardiac infarction severity and predict 4-week mortality.

Limitations

  • Observer error in borderline cases

Cite This Study

Peel et al. (1962) studied this question.

synapsesocial.com/papers/6a9018964aebf474cb340cd9https://doi.org/10.1136/hrt.24.6.745
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1The Long-Term Prognosis Following Myocardial Infarction, and Some Factors which Affect It1954 · 161 citations
  2. 2COMPARISON OF CLINICAL AND PATHOLOGIC ASPECTS OF CORONARY ARTERY DISEASE IN MEN OF VARIOUS AGE GROUPS: A STUDY OF 950 AUTOPSIED CASES FROM THE ARMED FORCES INSTITUTE OF PATHOLOGY1951 · 128 citations
  3. 3RECENT MYOCARDIAL INFARCTION1947 · 161 citations
  4. 4ACUTE CARDIAC INFARCTION WITHOUT PAIN1952 · 22 citations
  5. 5AGE AND SEX FACTORS IN CORONARY ARTERY DISEASE1955 · 35 citations