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Table 3 Odds ratios of non-medical prescription opioid use as measured by the 2010 CAMH Monitor survey compared to the 2008 and 2009 CAMH Monitor surveys

From: Assessing the prevalence of non-medical prescription opioid use in the Canadian general adult population: evidence of large variation depending on survey questions used

   

Total

Men

Women

Outcome

Model

Survey year

Point estimate

95% Confidence intervals

Point estimate

95% Confidence intervals

Point estimate

95% Confidence intervals

Non-medical prescription opioid use

Model 1 (Unadjusted)

2010

3.99

(2.52 to 6.31)

3.60

(1.89 to 6.88)

4.58

(2.46 to 8.54)

  

2008 and 2009

REF

-

REF

-

REF

-

 

Model 2 (Adjusted)

2010

4.12

(2.66 to 6.37)

3.96

(2.27 to 6.93)

4.90

(2.69 to 8.95)

  

2008 and 2009

REF

-

REF

-

REF

-

  1. Model 2 was adjusted for the following variables: gender (only for the regression including both men and women), age, region, income, prescription opioid use, cigarette smoking, weekly binge drinking, cannabis use (past three months) and psychological distress.