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The prognostic significance of right bundle branch block (RBBB) is inconsistent across studies. We aimed to assess the association between RBBB (in general population and patients with heart disease) and risk of all‐cause mortality, cardiac death, acute myocardial infarction (MI), and heart failure (HF).

RBBB may be associated with increased risk of death.

PubMed, EMBASE, and the Cochrane Library up to February 2015 were searched for prospective cohort studies that reported RBBB at baseline and all‐cause mortality, cardiac death, MI, and HF at follow‐up. A meta‐analysis of published data was undertaken primarily by means of fixed‐effects models.

Nineteen cohort studies including 201 437 participants were included with a mean follow‐up period ranging from 1 to 246 months. For general population with RBBB, the pooled adjusted hazard ratio (HR) for all …