Trends and Determinants of Smart Device Usage Among Children for Six Years: Latent Trajectory Classes Using a Growth Mixture Model.

J Korean Med Sci · 2025 · PMC12602144 · PMID 41218588

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a decreasing trendno p-value reported

However, the individual time-series varied, with some children even showing a decreasing trend.

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a slightly increasing trendno p-value reported

Three latent classes of screen time trajectories identified by the GMM Over the six years, children's screen time on smart devices (smartphones, PCs, and tablets) showed a slightly increasing trend.

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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.