Changes in quality of life, cognition and functional status following catheter ablation of atrial fibrillation.

Heart · 2020 · PMC7719908 · PMID 33046527

Europe PMC DOI

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highly significantno p-value reported

Consistent with our hypothesis, we observed that improvement in functional status was greater in those patients without recurrent AT/AF, as reflected by highly significant improvement in Karnofsky scores.

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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.