Measuring value for money: a scoping review on economic evaluation of health information systems.

OBJECTIVE: To explore how key components of economic evaluations have been included in evaluations of health information systems (HIS)- to determine the state of knowledge on value for money for HIS- and provide guidance for future evaluations. MATERIALS AND METHODS: We searched databases- previously collected papers- and references for relevant papers published from January 2000 to June 2012. For selection- papers had to: be a primary involve a computerized system for health information processing- decision support- or management reporting/ and include an economic evaluation. Data on study design and economic evaluation methods were extracted and analyzed. RESULTS: Forty-two papers were selected and 33 were deemed high quality (scores