Effect of air filtration on house dust mite, cat and dog allergens and particulate matter in homes.

Clin Transl Allergy · 2022 · PMC9022093 · PMID 35474731

Europe PMC DOI

hedged sentences

0.0660

closest p · 1.3× alpha

0.0660

boldest claim

The sentences

failed to reach statistical significancep = 0.066so close (0.05 < p ≤ 0.1)

Air filtration resulted in a statistically significant reduction in total airborne Der f 1 ( p < 0.001; n = 20), while Der p 1 reduction failed to reach statistical significance ( p = 0.066; n = 4).

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did not reach statistical significanceno p-value reported

Although PM 2.5 is very efficiently removed, allergen reduction in the corresponding size fraction did not reach statistical significance in any case except for Der f 1, likely because little allergen was found in this fraction.

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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.