Incidence and Risk Factors of Postpartum Hemorrhage in China: A Multicenter Retrospective Study.

Front Med (Lausanne) · 2021 · PMC8419315 · PMID 34497812

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

an increasing trendno p-value reported

According to previous nationwide studies, the estimated incidence of PPH ranges from 2.8 to 7.9%, and current researches suggest an increasing trend in PPH ( 4 – 8 ).

also in 63,971 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.