Safety and Efficacy Profile of Echinacea purpurea to Prevent Common Cold Episodes: A Randomized, Double-Blind, Placebo-Controlled Trial.

Evid Based Complement Alternat Med · 2012 · PMC3457740 · PMID 23024696

Europe PMC DOI

hedged sentences

0.0663

closest p · 1.3× alpha

0.0663

boldest claim

The sentences

borderline significanceP = 0.0663so close (0.05 < p ≤ 0.1)

A total of 201 nasal secretion samples were collected in the study; 86 in the Echinacea group and 115 in the placebo group, a difference with borderline significance ( P = 0.0663, chi-square test).

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showed a trendno p-value reported

Three studies on artificially induced rhinovirus infections showed a trend toward preventing symptomatic cold episodes by Echinacea [ 19 – 21 ].

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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.