Beyond cannabis use severity: associations of cannabis product type with sleep quality and mental health.
Donate APG; Cousijn J; Rømer Thomsen K · 2026 · Psychopharmacology
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)
Rationale People who use cannabis often report using it to improve sleep and/or manage mental health symptoms. Cannabis products differ in their typical cannabinoid composition, particularly in their relative THC and CBD content, which may…
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Metadata source: Europe PMC · DOI 10.1007/s00213-026-07103-x