School bag weight and the occurrence of back pain among elementary school children.

J Public Health Res · 2020 · PMC7376457 · PMID 32728580

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

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highly significantno p-value reported

Results: The results showed the presence of highly significant differences in the school bags weight of respondents in the urban and suburban areas, as well as between schools using the 2013 curriculum and otherwise.

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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.