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Cage Screening Instrument

The CAGE Questionnaire is the most commonly used screening instrument for alcohol use disorders. The CAGE was designed to quickly screen adults for drinking problems by asking them four questions about their drinking experiences across their lifetime. The questions were selected because they appeared to be sensitive indicators of covert problem drinking in preliminary studies. Each of the questions has within it a key word that serves to form the CAGE acronym.

The four key CAGE questions are as follows: (1) Have you ever felt you should cut down on your drinking? (2) Have people annoyed you by criticizing your drinking? (3) Have you ever felt bad or guilty about your drinking? (4) Have you ever had a drink first thing in the morning to steady ...

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