The Estimator of Weekly Alcohol Consumption (EWAC) is a fast and validated new tool for assessing a person's average alcohol consumption in just three questions.
It uses the world's leading alcohol questionnaire: the Alcohol Use Disorders Identification Tool (AUDIT).
EWAC web app
EWAC is available to use in an easy app on this website.
Other resources are available for researchers and clinicians to calculate the EWAC within spreadsheets or electronic medical records.