Table 2.

Associations between any cannabis use at baseline and psychotic symptoms at follow up. Figures are odds ratios (95% confidence intervals)

	Any psychotic symptom				At least two psychotic symptoms
Cannabis exposure at baseline	Unadjusted	Adjusted*	Additional adjustment†	Additional adjustment‡	Adjusted*
Any use (≥5 times)	1.79 (1.36 to 2.36)	1.69 (1.26 to 2.25)	1.67 (1.13 to 2.46)	1.53 (1.13 to 2.07)	2.23 (1.52 to 3.29)

^*Age, sex, socioeconomic status, urbanicity, childhood trauma, and predisposition for psychosis at baseline.

^†Also adjusted for other drug use, tobacco, and alcohol.

^‡Also adjusted for predisposition for psychosis at follow up and depression at baseline and follow up.