Smartphone Use Time and Total Screen Time Among Students Aged 10-19 and the Effects on Academic Stress: A Large Longitudinal Cohort Study in Shanghai, China.

Front Public Health · 2022 · PMC9152090 · PMID 35655462

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an increasing trendno p-value reported

Meanwhile, smartphone use time and total screen time showed an increasing trend with the severity of academic stress gradings ( P trend < 0.05).

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