Why the study?
Does newly acquired right bundle-branch block increase the risk of coronary disease, congestive failure, and cardiovascular mortality?
Population
70 persons who developed complete right bundle-branch block (RBBB) in The Framingham Study
Comparison
Development of complete right bundle-branch block vs Matched control subjects without RBBB and an…
Design
Cohort
Follow-up
18 years
Authors
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Newly acquired RBBB identifies higher-risk patients for closer monitoring; hypothesis-generating and requires prospective trials before practice change.
Does newly acquired right bundle-branch block increase the risk of coronary disease, congestive failure, and cardiovascular mortality?
Newly acquired right bundle-branch block is associated with a significantly increased risk of subsequent coronary disease, congestive heart failure, and cardiovascular mortality.
Schneider et al. (1980) studied this question.
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