Intrahousehold transmission of pandemic (H1N1) 2009 virus, Victoria, Australia.

Emerg Infect Dis · 2011 · PMC3322070 · PMID 21888784

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

a decreasing trendno p-value reported

Although a decreasing trend of secondary transmission was observed for participants 5–19 years to 20–49 years of age, the size of this study was insufficiently powered to demonstrate a significant association between age group and rate of secondary transmission.

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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.