Journal Article
Review

The effectiveness of integrated health information technologies across the phases of medication management: a systematic review of randomized controlled trials.

McKibbon A, Lokker C, Handler SM, et al. Journal of the American Medical Informatics Association : JAMIA. 2012;19:22-30.

This systematic review identified 87 randomized controlled trials assessing the effect of information technology on various aspects of medication safety, including studies of computerized provider order entry. Although processes of care consistently improved, few studies demonstrated improvement in clinical outcomes.