Assessing effectiveness of air purifiers (HEPA) for controlling indoor particulate pollution.

Heliyon · 2021 · PMC8449022 · PMID 34568599

Europe PMC DOI

hedged sentence

0.0500

closest p · 1.0× alpha

0.0500

boldest claim

The sentences

borderline significantp = 0.05actually significant

Significant (p < 0.05) and borderline significant (p = 0.05) difference in particle mass concentration between HEPA and non-HEPA conditions was observed at PM 1.0 and PM 2.5 respectively while the non-significant difference was observed at rest particle size.

also in 11,409 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.