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Table 3 Multivariable linear regression analyses to determine relationship between clinical variables and AUDIT scores in likely AUD participants and controls

From: The relationship of cannabis decriminalization in Colorado and cannabis use in individuals with alcohol use disorders

Term in Model

Estimate

Standard Error

t Ratio

Prob > |t|

Relationship between Clinical Variables and AUDIT Among Likely AUD Participants, n = 188

 Intercept

33.576527

4.13464

8.12

<.0001

 Enrollment 2012–13 vs 2007-11a

1.3564002

1.422927

0.95

0.3417

 Enrollment 2014–16 vs 2007-11a

0.9415975

1.546689

0.61

0.5434

 Age in years

−0.151301

0.090466

−1.67

0.0962

 Sex, women vs men

−0.491879

0.90464

−0.54

0.5873

 Tobacco Use, no vs yes

0.3890036

0.656083

0.59

0.5540

 White, no vs yes

−0.046453

0.635463

−0.07

0.9418

 Hispanic/Latino, no vs yes

−0.388884

0.673469

−0.58

0.5644

Relationship between Clinical Variables and AUDIT Among Control Participants, n = 115

 Intercept

2.5989497

1.011763

2.57

0.0116

 Enrollment 2012–13 vs 2007-11a

0.5679863

0.49472

1.15

0.2535

 Enrollment 2014–2016 vs 2007-11a

0.4031983

0.502478

0.80

0.4241

 Age in years

−0.024706

0.022206

−1.11

0.2684

 Sex, women vs men

−0.080338

0.19504

−0.41

0.6812

 Tobacco Use, no vs yes

−0.040731

0.184397

−0.22

0.8256

 White, no vs yes

−0.112426

0.214492

−0.52

0.6013

 Hispanic/Latino, no vs yes

0.3227031

0.247132

1.31

0.1945

  1. a The three time-intervals of study enrollment correspond to pertinent legislative change: prior to cannabis legalization for recreational use (August 2007 to October 2012), after legalization for recreational use (November 2012 to December 2013), and after legalization for sales by retail businesses (January 2014 to April 2016)