September 10, 2025BMJ OpenOpen Access

Longitudinal investigation of psychological outcomes associated with screen use in Danish preschool children: study protocol for The Digital Child

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Authors

MNMette NygaardUniversity of Southern Denmark MOMargaret A. OlsenWashington University in St. Louis MTM. ThomsenKlinikum Mittelbaden

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Implication

Protocol for a national longitudinal study investigating screen use and psychological outcomes in preschool children, exploring associations and implications.

Key Points

Longitudinal study aims to explore associations between screen use and psychological outcomes in preschool children.
Parent-reported data collected from 11,690 children across three time points over one year will provide valuable insights.
The Digital Child Study employs validated tools to measure cognitive and socioemotional development alongside screen use.
The large sample size enhances statistical power, supporting the exploration of meaningful effects and findings.

Cite This Study

Nygaard et al. (2025) studied this question.

synapsesocial.com/papers/68c23b8fb210217d64785793 https://doi.org/10.1136/bmjopen-2025-103198

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Implication

Protocol for a national longitudinal study investigating screen use and psychological outcomes in preschool children, exploring associations and implications.

Longitudinal investigation of psychological outcomes associated with screen use in Danish preschool children: study protocol for The Digital Child

Discussion

Member takes

Implication

Key Points

Cite This Study

Longitudinal investigation of psychological outcomes associated with screen use in Danish preschool children: study protocol for The Digital Child

Discussion

Member takes

Implication

Key Points

Cite This Study

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