The very high risk of bias study was a longitudinal cohort study 17 , while the moderate risk of bias studies were cross-sectional studies and case reports
Circle K owner Alimentation Couche-Tard Inc., Laval, Quebec, is No
You may have noticed on your grocery receipt that youre still paying well more than 4% on your purchases and that some items are still taxed at the 6.5% rate
The findings The researchers found: Self-reported daily cannabis use was more common among patients with first episode psychosis, compared to controls - 29.5% (or 266 out of 901) of patients versus 6.8% (84/1,237) of controls High-potency cannabis use was also more common among patients with first episode psychosis, compared to controls - 37.1% (334/901) versus 19.4% (240/1,237) Across the 11 sites, people who used cannabis on a daily basis were three times more likely to have a diagnosis of first episode psychosis, compared with people who had never used cannabis This increased to five times more likely for daily use of high potency cannabis There was no evidence of an association between less than-weekly cannabis use and psychosis, regardless of potency The authors estimate that one in five new cases (20.4%) of psychosis across the 11 sites may be linked to daily cannabis use, and one in ten (12.2%) linked to use of high potency cannabis
