Outpatient medical records were extracted from the VA Corporate Data Warehouse (CDW) through the VA Informatics and Computing Infrastructure (VINCI). Data were extracted from the Alcohol Use Disorders Identification Test-Consumption (AUDIT-C), a brief validated screen for alcohol use disorders consisting of three items to assess typical quantity of drinking and frequency of drinking and binge drinking over the past year (Box 1) (Bush, Kivlahan, McDonell et al. 1998; Bradley, Bush, Epler et al. 2003; Bradley, DeBenedetti, Volk et al. 2007; Frank, DeBenedetti, Volk et al. 2008). The definition of a standard drink was not specified.
