Why the study?
Does left bundle-branch block independently increase 1-year mortality in patients with acute myocardial infarction?
Population
88,026 cases of acute myocardial infarction from the Register of Information and Knowledge about Swedish…
Comparison
Left bundle-branch block (LBBB) vs No left bundle-branch block
Design
Cohort
Follow-up
1 year
Authors
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LBBB is not independently linked to 1-year post-MI mortality; leaves open its prognostic value in contemporary reperfusion cohorts.
Does left bundle-branch block independently increase 1-year mortality in patients with acute myocardial infarction?
The higher 1-year mortality observed in acute myocardial infarction patients with LBBB is primarily driven by comorbidities and myocardial dysfunction rather than the LBBB itself.
Stenestrand et al. (2004) studied this question.
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