The effect of beta-blockers on mortality in patients with heart failure and atrial fibrillation: A meta-analysis of observational cohort and randomized controlled studies.

Cardiol J · 2019 · PMC8083025 · PMID 30009373

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did not reach statistical significanceno p-value reported

Although the finding was limited to observational studies and trends favored BB for HF hospitalization did not reach statistical significance.

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