Study Characteristics: News and Research on Meta-Analysis

MeSH tree: V03.600

Cannabis use linked to earlier onset of psychosis

Cannabis users develop psychosis an average of two-and-a-half years earlier than nonusers, a new meta-analysis by UNSW Sydney researchers shows. This earlier onset of psychosis becomes more pronounced with age, stretching ...

Lack of access to data can skew medical conclusions

Systematic reviews and meta-analyses form the basis for health care and health policy, but access to the data on which the results are based is often lacking. This is shown in a new policy forum article from Karolinska Institutet ...

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