Catheter ablation for treatment of patients with atrial fibrillation and heart failure: a meta-analysis of randomized controlled trials.

BMC Cardiovasc Disord · 2018 · PMC6090632 · PMID 30103676

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a slight trend toward significanceno p-value reported

And CA reduced LVEDV with a slight trend toward significance (MD -3.78, 95% CI -18.51 to 10.96).

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.