Table 2.

Fifteen-item version of the standard Alcohol Use Disorder and Associated Disabilities Interview Schedule diagnostic instrument used in 2007 National Roadside Survey (NRS)^a

AUDIT-C consumption items for measuring heavy drinking questions
1. In the past year, how often did you have a drink containing alcohol?
Never (0)	monthly or less (1)	2–4 times/month (2)	2–3 times/week (3)	4 or more times/week (4)
2. In the past year, how many drinks containing alcohol did you have on a typical day when you were drinking?
1 or 2 (0)	2–4 (1)	5 or 6 (2)	7–9 (3)	10 or more (4)
3. In the past year, how often did you have six (five for a woman) or more drinks on one occasion?
Never (0)	less than monthly (1)	monthly (2)	weekly (3)	daily/almost daily (4)
AUDADIS alcohol abuse questions^a
4. Did your drinking often interfere with taking care of your home or family or cause you problems at work or school?
5. Did you more than once get into a situation while drinking or after drinking that increased your chances of getting hurt—like driving a car or other vehicle or using heavy machinery—after having had too much to drink?
6. Did you get arrested, held at a police station or have legal problems because of your drinking?
7. Did you continue to drink even though it was causing you trouble with your family of friends?
AUDADIS dependence questions^a
8. Have you found that you have to drink more than you once did to get the effect you want?
9. Did you find that your usual number of drinks had less effect on you than it once did?
10. Did you more than once want to try to stop or cut down on your drinking, but you couldn’t do it?
11. Did you end up drinking more or drinking for a longer period than you intended?
12. Did you give up or cut down on activities that were important to you or gave you pleasure in order to drink
13. When the effects of alcohol were wearing off, did you experience some of the bad aftereffects of drinking—like trouble sleeping, feeling nervous, restless, anxious, sweating or shaking, or did you have seizures or sense things that weren’t really there?
14. Did you spend a lot of time drinking or getting over the bad aftereffects of drinking?
15. Did you continue to drink even though it was causing you to feel depressed or anxious or causing a health problem or making one worse?

All items prefaced with ‘In the last year’. AUDIT-C: Alcohol Use Disorder Identification Test-consumption. (Furr-Holden et al., 2011)