Is academic writing becoming more positive? A large-scale diachronic case study of Science research articles across 25 years.

Scientometrics · 2022 · PMC9526210 · PMID 36212768

Europe PMC DOI

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a positive trendno p-value reported

Second, our study revealed only a positive trend in the diachronic development of academic writing in science.

also in 11,005 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.