Airborne Precautions and Personal Protective Equipment: The Powered Air-Purifying Respirator-Only Approach

Infection Prevention · 2017 · PMC7121518

Europe PMC

hedged sentence

—

closest p

—

boldest claim

The sentences

did not reach statistical significanceno p-value reported

A previous study showed that the use of a PAPR was associated with a potential decline in speech intelligibility, but this did not reach statistical significance when compared to other respiratory protection equipment or no respiratory protection at all.

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.