The protective effect of physical activity on mental health of middle school students at different stages during the COVID-19 outbreak.

Sci Rep · 2024 · PMC11208601 · PMID 38926496

Europe PMC DOI

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highly significantno p-value reported

Among them, the correlation between high school students' hostility factor and PAL changed from non-significant to highly significant after the COVID-19 outbreak.

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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.