Body weight misperception and academic performance in Chinese adolescents (2007-2022): the mediating role of loneliness.

Academic performance and loneliness From 2007 to 2022, there was a significant trend in the distribution of their academic performance status ( p = 0.015), with the proportion of poor performance status increasing from 23.78% in 2007 to 27.25% in 2020 ( Table 1 ).

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Conclusion This present study found an increasing trend in the prevalence of weight overestimation and a decreasing trend in weight underestimation among Chinese adolescents from 2007 to 2022.

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