Interruptions, Memory and Situational Awareness

This entry is part 2 of 7 in the series Tracking Systems

“Unless it produces action, information is overhead.” –Thomas Petzinger First, a caveat: vendors of HISs (hospital information systems) and EDISs (emergency department information systems) insist that a tracking system is just one component of an integrated system. They point out that there are interactions between a tracking system and CPOE (computer-based practitioner order entry) systems, […]


Performance, Data Pixels, Location, and Preattentive Attributes

This entry is part 8 of 12 in the series Medical Computing

A good principle for medical software is to design for the ED as a worst-case scenario. If it works there, it will work anywhere.No clinicians are as time-pressured as those in a busy Emergency Department. There, distractions – even seemingly minor ones like presenting a complete CBC instead of an abstract – slow the clinician […]