Back pain prevalence and associated factors in children and adolescents: an epidemiological population study.

Rev Saude Publica · 2016 · PMC4902657 · PMID 27305406

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an apparent trendno p-value reported

In the present study, we found an apparent trend towards an increased prevalence of back pain with increased age, but it was not statistically significant.

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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.