Long-term exposure to PM<sub>2.5</sub> and NO<sub>2</sub> and risk of myopia in Chinese school-aged children: a cross-sectional study.

BMC Ophthalmol · 2026 · PMC12853737 · PMID 41612262

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did not reach statistical significanceno p-value reported

The corresponding associations for Q3 and Q4 for both pollutants followed similar negative directions but did not reach statistical significance.

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a significant trendno p-value reported

While the relationship with NO 2 was weaker in continuous models, a significant trend in the quartile analysis suggests potential threshold or cumulative effects.

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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.

Long-term exposure to PM&lt;sub&gt;2.5&lt;/sub&gt; and NO&lt;sub&gt;2&lt;/sub&gt; and risk of myopia in Chinese school-aged children: a cross-sectional study.

The sentences

Long-term exposure to PM<sub>2.5</sub> and NO<sub>2</sub> and risk of myopia in Chinese school-aged children: a cross-sectional study.