Table 3

Self-reported awareness of workplace substance use policies among all respondents before (time 1) and after (time 2) the legalisation of cannabis for non-medical purposes

Time 1 (before legalisation)Time 2 (after legalisation)Unadj.
P value*
P value*†
%95% CI%95% CI
Aware of having a substance use policy in their workplace
 Don't know22.120.324.011.510.412.7
Aware of having a drug testing programme in their workplace0.10410.1606
 Don't know16.915.318.615.514.216.8
  • *P values correspond to the results of an F test testing the hypothesis of equal marginal means for the main effect of time (comparing time 1 with time 2 weighted for non-response).

  • †Adjusted for survey mode, age, sex, province, education, smoking, alcohol, general health status, hazardous work, workplace size, work hours, tenure, workshift schedule, job permanence, industry, and cannabis use status.

  • Adj, adjusted; Unadj, unadjusted.