The level of evidence in two leading endodontic journals.

Iran Endod J · 2013 · PMC3570969 · PMID 23411681

Europe PMC

hedged sentences

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closest p

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boldest claim

The sentences

an increasing trendno p-value reported

Conclusion In conclusion, there is an increasing trend in the number of articles with high level of evidence in 2010 compared to previous years.

also in 63,971 other papers

marginally significantno p-value reported

There was a marginally significant increase in the percentage of articles with high level of evidence in recent years.

also in 26,082 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.