Prospective associations of sleep duration and screen time with transition from overweight/obesity to normal BMI in U.S. adolescents.

Although we observed a dose-response pattern, the <7 h category did not reach statistical significance, possibly due to the small proportion of participants in this group ( <5%), resulting in limited statistical power.

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A significant trend was observed across sleep duration categories ( p for trend = 0.003), suggesting a dose-response relationship in which shorter sleep durations were associated with a lower likelihood of transitioning to a normal BMI percentile.

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