e-ISSN: Pending
Negative / Null Result ReportMedicine

Independent and joint associations of chronotype and sleep quality with psychoactive substance use in adolescents.

Espinoza-Abad R; Gogeascoechea-Trejo MDC; García-García F · 2026 · Sleep medicine

WASTE classifies this as Negative / Null Result Report · AI classification, approximate

The study found no significant effect — useful as a negative control or null benchmark for your own design.

Abstract (excerpt)

Objective To examine the associations of chronotype and sleep quality with psychoactive substance use among adolescents attending schools with different schedules and patterns associated with chronotype-school schedule combinations.…

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Metadata source: Europe PMC · DOI 10.1016/j.sleep.2026.109095