Effect of infarct location on the in-hospital prognosis of patients with first transmural myocardial infarction.

Q: What does this research mean for the field?

Both infarct location and peak enzyme levels independently influence the in-hospital prognosis of patients with a first transmural myocardial infarction, with anterior infarctions resulting in significantly higher mortality and morbidity than inferior infarctions. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

Samer Thanavaro; Robert E. Kleiger; Michael A. Province; JOHN W. HUBERT; J. Philip Miller; Ronald J. Krone; G.Charles Oliver

doi:10.1161/01.cir.66.4.742

October 1, 1982Circulation

Effect of infarct location on the in-hospital prognosis of patients with first transmural myocardial infarction.

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Why the study?

Does anterior myocardial infarction worsen in-hospital prognosis compared to inferior myocardial infarction in patients with first transmural myocardial infarction?

Key Points

The aim is to evaluate the impact of infarct location on the in-hospital prognosis of patients with their first transmural myocardial infarction.
Analyzed data from 1105 patients with first transmural myocardial infarction
Compared outcomes between patients with anterior (AMI) and inferior (IMI) myocardial infarction
Used logistic regression to assess the influence of peak enzyme levels and infarct location on prognosis.
Patients with IMI had a lower in-hospital mortality rate (9.1% vs 15.6%, p = 0.0014) compared to those with AMI.
AMI patients showed significantly higher peak enzyme levels, with 40.1% having SGOT > 240 IU/l compared to 25.9% for IMI (p = 0.0001).
Logistic regression indicated that both peak enzyme level and infarct location independently influenced the in-hospital prognosis.

Structured PICO

Does anterior myocardial infarction worsen in-hospital prognosis compared to inferior myocardial infarction in patients with first transmural myocardial infarction?

P

Population

1105 patients with their first transmural myocardial infarction

I

Intervention

Anterior myocardial infarction (AMI)

C

Comparator

Inferior myocardial infarction (IMI)

O

Outcome

In-hospital mortality ratehard clinical

Anterior myocardial infarction is associated with higher in-hospital mortality and morbidity compared to inferior myocardial infarction in patients with a first transmural infarction, an effect that remains independent of peak enzyme levels.

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Implication

Anterior MI location signals higher in-hospital mortality; leaves open whether this refines risk models independent of infarct size.

Abstract

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Cite This Study

Thanavaro et al. (1982) studied this question.

synapsesocial.com/papers/6a10b4ce38707d63999f5285 https://doi.org/10.1161/01.cir.66.4.742

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Effect of infarct location on the in-hospital prognosis of patients with first transmural myocardial infarction.

Key Points

Structured PICO

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Effect of infarct location on the in-hospital prognosis of patients with first transmural myocardial infarction.

Key Points

Structured PICO

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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