November 2012

Wrestling with EHR Data Quality

by Jerome Carter on November 26, 2012 · 1 comment

Ensuring data quality is one of the main challenges faced by clinical database designers. Data quality in clinical applications built specifically for research purposes is protected by safeguards in the form of administrative policies and procedures along with software and database functions.  EHR systems are primarily patient care tools and often lack such safeguards. As […]

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Happy Thanksgiving!

by Jerome Carter on November 19, 2012 · 0 comments

Well, EHR Science has made it to a second Thanksgiving!  I gladly add this to my list of things for which I am truly grateful.   To all of you who follow along offering comments and encouragement, I would like to say, “Thank you.”  Enjoy the holiday, and be safe. Happy Thanksgiving! Jerome    


Software development is time-consuming and expensive.   Under the best circumstances, one goes from an idea to requirements, design, coding, testing, deployment, and then a maintenance phase.   This is, more or less, the classic software development model.  Of course, changing requirements can throw off this entire process. EHR vendors are experiencing this first-hand due to changing […]

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The last post focused on state and how this concept helps to portray the interactions between workflow participants.   Movement through the Good Care, LLC workflow model followed the paths laid out by arcs connecting places and transitions.  You undoubtedly noticed that places are static, and that transitions drive the action in Petri nets.  Now, it […]