Reliability and predictive validity of the Asthma Control Test administered by telephone calls using speech recognition technology.

Background: The Asthma Control Test (ACT) has been validated in a paper and pencil version but has not been validated for use by telephone.

Objective: The purpose of this study was to provide validation data for the ACT administered by interactive telephone calls using speech recognition technology.

Methods: The ACT was administered to patients who confirmed a diagnosis of physician-diagnosed asthma, and information regarding race/ethnicity, smoking, and asthma course was also obtained during the call.