Risk factors for pelvic organ prolapse and its recurrence: a systematic review.

Int Urogynecol J · 2015 · PMC4611001 · PMID 25966804

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

showed a trendno p-value reported

One study showed a trend toward a positive association [ 20 ], while in 3 studies smoking was protective [ 6 , 19 , 21 ], and in 2 studies no association was found [ 13 , 15 ].

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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.