BMI 211 02.09.10

BMI 211 02.09.10 - Effective Design in Clinical Informatics...

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January 12, 2009 Effective Design in Clinical Informatics BMI 211/CS 271 Amar Das Assistant Professor Medicine (Biomedical Informatics)
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Major Course Themes Rapid Prototyping Use Case User Centered Design vs. Field Study Collaborative Systems Distributed Cognition
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Human System Interaction: Social Organization and Distributed Cognitive Framework
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Problems with Delphi at Stanford If someone worked in two different departments, one department had to pay the employee’s entire salary There were separate reports for salaries and expenses charged to grants, making it a nightmare to reconcile the two. The hardcopies often arrived in the mail on separate dates, and had to be located, matched up, and stapled together For the first four months of operation, expense data were known to be wrong routinely As ITSS scrambled to fix the problems, the system was down more than half the time
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The problem of enterprise computing systems Work practices vary subtly from organization to organization; one size does not fit all Systems often are constructed without attention to usability and to usefulness System failure often is attributed to problems in the user community, rather than problems in the system itself or in the assumptions that the system developers have made about work practices
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Perspective matters in the biomedical domain It is not the same thing to understand a clinic from the perspective of the patient as it is from that of the clinic manager It is not the same thing to understand the task of CPOE from the perspective of the physician as it from the CIO
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Challenges in Trials Management Knowledge about protocols, assays, and sample flow is captured in documents and spreadsheets Design Conduct Analyze Core CRF Tracking
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Personnel and applications interoperate to manage a clinical trial CRO Protocol Group Assay  Group Cimarron Operations Group Tubes  Manufacturer Data  Center Schedule  of Events Specimen Table Tube Table CRF ImmunoTrak Kit Report Clinical  Trial  Data Core Labs Assay Results Queries Reports Queries Reports
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Worldview in the clinic Patients see the clinic from the outside, as a black box Activities in the clinic are opaque Perspective on the system is as an observer The clinic manager sees the clinic from the inside, as a set of resources to be controlled Activities in the clinic are transparent Perspective is as a participant
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Worldview in CPOE Physicians see the CPOE system from the outside, as a black box Activities that result from order entry are opaque Perspective on the system is as an observer The CIO sees the CPOE system from the inside, as a set of processes to be controlled Activities that result from order entry are transparent Perspective is as a participant
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World views for modeling discrete events Particle-oriented Models the materials of enterprise in the system (e.g.,
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This note was uploaded on 05/26/2010 for the course CS 271 taught by Professor Das during the Winter '10 term at Stanford.

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BMI 211 02.09.10 - Effective Design in Clinical Informatics...

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