Agreement in alcohol consumption levels as measured by two different questionnaires.

From: Journal of Studies on Alcohol | Date: July 1, 1996| Author: Witte, John S.; Haile, Robert W. | Copyright information

The risk factor questionnaire (RFQ) is better than the food frequency questionnaire (FFQ) for measuring alcohol consumption, although both RFQ and FFQ give similar results. The Spearman coefficients of daily alcohol consumption measured by RFQ and FFQ are high. RFQ overestimates the number of nondrinkers while FFQ gives higher values of mean daily alcohol consumption. Both methods are more applicable for determining the alcohol consumption of younger educated individuals than older, less-educ...

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