Evaluation of cough peak expiratory flow as a predictor of successful mechanical ventilation discontinuation: a narrative review of the literature.

J Intensive Care · 2017 · PMC5457577 · PMID 28588895

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

did not reach statistical significanceno p-value reported

However, a subsequent study of 115 patients, use of an IV-CPEF cutoff to predict extubation failure did not reach statistical significance [ 23 ].

also in 111,027 other papers

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.