Potential impact of air pollution on polycystic ovary syndrome incidence: a global analysis of 171 countries and regions from 1990 to 2021.

J Ovarian Res · 2025 · PMC12398071 · PMID 40886026

Europe PMC DOI

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closest p

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boldest claim

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an increasing trendno p-value reported

Additionally, analysis of the listed DPT revealed that the overall temperature levels across countries/regions showed an increasing trend, with the mean ± SD changing from − 0.05 (0.12) to 0.14 (0.15).

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a decreasing trendno p-value reported

A related trend is also seen in O3 and SO2, but PM showed a decreasing trend year by year.

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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.