What question did this study set out to answer?

The study aims to investigate how sleep patterns change during early adolescence, focusing on the effects of gender and puberty.

Development of sleep patterns in early adolescence

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Randomized trial examines sleep habits and disturbances in early adolescence, suggesting puberty impacts sleep duration.

The study aims to investigate how sleep patterns change during early adolescence, focusing on the effects of gender and puberty.
Sample size of 588 boys and 558 girls aged 10-13 years.
Mothers completed annual surveys about demographics and sleep habits.
Analysis of sleep patterns and disturbances in relation to puberty and gender.
Nocturnal sleep times decreased, while bedtimes were delayed over the years.
Girls experienced longer weekend sleep duration and later wake times than boys (p<0.05).
Higher pubertal status correlated with increased weekend sleep duration and difficulty falling asleep.

Laberge et al. (2001) studied this question.

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