PLoS ONE· 2016Q1

Direct Measurements of Smartphone Screen-Time: Relationships with Demographics and Sleep

Matthew A. Christensen, Laura Bettencourt, Leanne Kaye, Sai T. Moturu et al.

331citations
Q1SCImago
2016year

Short summary

Directly measured smartphone screen-time averaged 3.7 minutes per hour (IQR 2.2-5.5) over 30 days, with younger age and Black/Other race associated with longer use, and increased screen-time linked to poorer sleep quality, shorter duration, and lower efficiency.

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