1 September 2013 An Architecture for CDS and Quality Measurement September 2013
An Architecture for CDS and Quality Measurement
Mar 20, 2016
An Architecture for CDS and Quality Measurement. September 2013. Architecture. The manner in which the components of a computer or computer system are organized and integrated -- Merriam-Webster Online Dictionary. Building Architectural Components. HL7 (SAIF) Architectural Components. - PowerPoint PPT Presentation
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11September 2013
An Architecture for CDS and Quality Measurement
September 2013
22September 2013
Architecture
The manner in which the components of a computer or computer system are organized and integrated-- Merriam-Webster Online Dictionary
33September 2013
Building Architectural Components
44September 2013
HL7 (SAIF) Architectural Components
55September 2013
SAIF in Simple Terms
66September 2013
*Transparent = Invisible
Transparency What it Makes Invisibleaccess differences in data representation and
procedure calling mechanism location physical addresses, including the distinction
between local versus remotemigration & relocation
relocation of an object
persistence deactivation and reactivation of an objectfailure failure and possible recovery of objectsreplication maintenance of consistency between replicastransaction coordination of transactions
77September 2013
What is a Template
A set of constraints on a model. Further refines existing models to narrow scope. Represented by a formal definition. Used to validate instances.
Summarized from HL7 Templates DSTU and Ballot Draft
88September 2013
What is Metadata
Used to Find & Manage Things [Governance]SubjectProvenanceSecurity & PrivacyDescriptiveExchangeObject LifecycleRelationships-- See Healthcare Metadata
99September 2013
HL7 Specifications Related to Quality Improvement
VMR for CDS Logical Model VMR for CDS Templates VMR for CDS XML Implementation Guide HED Knowledge Artifact Implementation Guide Decision Support Service Implementation Guide HQMF Specification HQMF QDM-Based Implementation Guide CCDA Specification QRDA Specification Arden Syntax GELLO InfoButton QDM XML ITS (1 & 2) Data Types RIM Clinical Statement Pattern
1010September 2013
Reverse Engineering a Product Architecture
1. Specification Teardown2. Overlaps and Gaps3. Similarities and Differences4. Identify Opportunities5. Agree to disagree, or to work it out6. Plan the Journey Ahead
1111September 2013
Specification Teardown
Using your PSS and SpecificationWrite down the Spec Name on several Post-it Notes Identify SAIF Components in your Spec/PSSPut it up on the chartRepeat until DoneDon’t Sweat the Small Stuff
1212September 2013
Overlaps & Gaps, Similarities and Differences
Identify OverlapsIf two components are similar, put them
closer together.If different, farther apart.Is anything missing? Are you sure?Look for hidden assumptions
1313September 2013
Opportunities and Variations
What’s the low hanging fruit?Successes? Failures?What Variations are OK? Not?How long will it take to fix?
1414September 2013
Plan and Prioritize
What can be delivered by November for Ballot, or January for Publication
What needs more time?Where will the puck be …
In 6 months? In 12 months?
How do we get there? What is the path of least regret?
1515September 2013
Questions?
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