Accepted for Publication: July 8, 2011.
Author Contributions: All the authors had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis; all authors read and approved the final manuscript. Study concept and design: Holbrook. Acquisition of data: Holbrook, Troyan, Keshavjee, and Chan. Analysis and interpretation of data: Holbrook, Pullenayegum, Thabane, Foster, Keshavjee, Dolovich, Gerstein, Demers, and Curnew. Drafting of the manuscript: Holbrook and Troyan. Critical revision of the manuscript for important intellectual content: Holbrook, Pullenayegum, Thabane, Keshavjee, Chan, Dolovich, Gerstein, Demers, and Curnew. Statistical analysis: Pullenayegum, Thabane, and Foster. Obtained funding: Holbrook. Administrative, technical, and material support: Keshavjee and Chan. Study supervision: Holbrook and Troyan.
Financial Disclosure: Ms Troyan and Drs Foster, Keshavjee, and Chan received partial support from the project grant for the submitted work. Dr Chan is the developer and clinical lead for one of the participating EMRs. Dr Keshavjee is the chief executive officer of InfoClin Inc, which consults widely on EMR and CDSS implementation. Ms Troyan has received payment for consulting for InfoClin. Dr Holbrook leads a research program on CDSS and EMR effectiveness and cost-effectiveness. All authors have completed the Unified Competing Interest form at http://www.icmje.org/coi_disclosure.pdf (available on request from the corresponding author).
Funding/Support: This study was supported by the Ontario Ministry of Health and Long-term Care's Primary Healthcare Transition Fund competition.
Role of the Sponsors: The sponsors had no role in the design and conduct of the study; in the collection, management, analysis, or interpretation of the data; or in the preparation, review, or approval of the manuscript.