William A. Hyman

CDS and Imaging Appropriateness

By William Hyman – The premise of Clinical Decision Support (CDS) is that automated patient specific “advice” can guide clinician practice toward improved patient care and ultimately better outcomes. A related value is better utilization of resources by avoiding unnecessary clinical activities that are potentially harmful, and/or expensive.

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AHRQ on Alert Fatigue

By William Hyman – Alert fatigue as it is now described arises from the excessive or otherwise ineffectual presentations of advisories while using an EHR. Alert fatigue parallels another common problem which is audible alarm fatigue from medical devices. In both of these more is not necessarily better, and might be worse.





Verification and Validation

By William Hyman – There has been much discussion about EHRs not meeting user’s needs. This often involves complaints of cumbersome data entry and/or data extraction, even within a single product and before ever getting to information exchange.


Joint Commission Inventory of Health IT Mishaps

By William Hyman – At the first of 10 webinars on Health IT Safety sponsored by ONC, The Joint Commission presented its findings on Health IT events derives from its Sentinel Events program. The other presenter was the Pennsylvania Patient Safety Authority.


The Design of CDS Alerts Matters

More on Clinical Decision Support William A. Hyman Professor Emeritus, Biomedical Engineering Texas A&M University, w-hyman@tamu.edu Read other articles by this author It should not…