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Cigarette smoking and cannabis use are equally strongly associated with psychotic-like experiences: a cross-sectional study in 1929 young adults

W. A. van Gastel, J. H. MacCabe, C. D. Schubart, A. Vreeker, W. Tempelaar, R. S. Kahn, M. P. M. Boks

Psychological Medicine, 2013. DOI 10.1017/s0033291713000202

Has this study been replicated?

The atlas records 1 replication of this study. Recorded outcomes: 1 failed. The earliest on record is from 2025.

Replications

• van SCORE secondary data replication of van Gastel et al. (2013), Loomas et al. (2025). Outcome recorded: failed. "Asian-lang intercept = 68.51340, Spanish-lang intercept = 68.83548, p = 0.0000000004242104, this claim was not replicated." Outcome read from OSF report.

Cite this record

van Gastel, W. A., MacCabe, J. H., Schubart, C. D., Vreeker, A., Tempelaar, W., Kahn, R. S., & Boks, M. P. M. (2013). Cigarette smoking and cannabis use are equally strongly associated with psychotic-like experiences: a cross-sectional study in 1929 young adults. Psychological Medicine, 43(11), 2393–2401. https://doi.org/10.1017/s0033291713000202

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