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eHealth Literacy and Search Frequency in Relation to Objective Sleep Disorder Knowledge: Cross-Sectional Study.

Jihyeon Oh1,2, Christian Montag3,4,5, Peter Johannes Schulz1,6,7

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eHealth literacy and search frequency both increase sleep disorder knowledge, but the association is strongest for those who search less often. Guidance on efficient information use can improve health knowledge acquisition.

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Area of Science:

  • Health Informatics
  • Medical Education
  • Sleep Medicine

Background:

  • eHealth literacy is crucial for health knowledge, but its impact on specific conditions like sleep disorders is understudied.
  • Internet use for health information is rising, necessitating an understanding of how users acquire knowledge.

Purpose of the Study:

  • To investigate the relationship between eHealth literacy, search frequency, and objective knowledge of sleep disorders.
  • To determine if search frequency moderates the link between eHealth literacy and sleep disorder knowledge.

Main Methods:

  • An online survey assessed eHealth literacy, health information search frequency, and objective sleep disorder knowledge in 266 adults.
  • Hierarchical regression and moderation analysis were used to examine associations and interaction effects, controlling for demographics.

Main Results:

  • Higher eHealth literacy and search frequency were independently associated with greater sleep disorder knowledge.
  • A significant interaction indicated that the positive association between eHealth literacy and knowledge was strongest for infrequent searchers and weakened with increased search frequency.

Conclusions:

  • Both eHealth literacy and search frequency contribute to sleep disorder knowledge, with their interplay influencing knowledge acquisition.
  • Interventions supporting eHealth literacy and efficient information seeking are recommended for improving patient knowledge.
  • A new scale for objective sleep disorder knowledge was developed, offering a tool for consistent assessment.