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Pediatric Informatics: Computer Applications in Child Health (Health ...

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154 R.N. Shiffman<br />

Table 11.1 Choices for guidel<strong>in</strong>e knowledge representation<br />

A comparison of several prom<strong>in</strong>ent guidel<strong>in</strong>e-model<strong>in</strong>g approaches. Note that author<strong>in</strong>g of guidel<strong>in</strong>es<br />

is rarely a focus and that several systems have not been implemented <strong>in</strong> health care sett<strong>in</strong>gs<br />

Project (encod<strong>in</strong>g) Author<strong>in</strong>g Implementations<br />

Arden (HL7) – a standardized<br />

format for encod<strong>in</strong>g logic;<br />

encod<strong>in</strong>g tools exist; there<br />

are difficulties encod<strong>in</strong>g<br />

complex guidel<strong>in</strong>e logic17 EON (Stanford)/SAGE (SAGE<br />

Consortium); encod<strong>in</strong>g with<br />

Protégé/SAGE workbench,<br />

which requires some<br />

expertise <strong>in</strong> knowledge<br />

eng<strong>in</strong>eer<strong>in</strong>g 18<br />

GLARE (U. Piemonte<br />

Orientale, IT) 19<br />

GASTON (E<strong>in</strong>dhoven, NL);<br />

encod<strong>in</strong>g with Protege 20<br />

GLIF (Intermed Collaboratory);<br />

encod<strong>in</strong>g tools exist but<br />

<strong>in</strong>consistent encod<strong>in</strong>g has<br />

been demonstrated 21<br />

GUIDE (Pavia); workflow-aware<br />

encod<strong>in</strong>g us<strong>in</strong>g Petri nets27 HGML (UMDNJ) has an XML<br />

markup tool for encod<strong>in</strong>g<br />

recommendation logic only28 PROforma (Cancer Research<br />

UK) uses JAVA-based,<br />

commercially available<br />

AREZZO tool for encod<strong>in</strong>g29 ZYNX; MLMs 30 Recommendations are<br />

created follow<strong>in</strong>g a<br />

meta-analysis by a<br />

dedicated author<strong>in</strong>g<br />

team us<strong>in</strong>g templates<br />

GEM (Yale University) GEM<br />

Cutter transforms published<br />

guidel<strong>in</strong>e <strong>in</strong>to XML format 26<br />

– Sharable Medical Logic<br />

Modules (MLMs); <strong>in</strong> use<br />

<strong>in</strong> several commercial EHR<br />

environments<br />

– EON, ATHENA, T-Helper<br />

systems based on Protege;<br />

SAGE implementations not<br />

yet evaluated <strong>in</strong> practice<br />

sett<strong>in</strong>g<br />

– Graphical guidel<strong>in</strong>e execution<br />

tool; In use <strong>in</strong> bladder ca,<br />

reflux esophagitis, CHF<br />

– DSS implemented <strong>in</strong> critical<br />

care, family practice,<br />

psychiatry, cardiology;<br />

limited <strong>in</strong>terface with<br />

exist<strong>in</strong>g IT systems<br />

– GLEE Execution eng<strong>in</strong>e,<br />

GELLO Exp/Query l<br />

anguage; diabetes<br />

foot care guidel<strong>in</strong>e<br />

– In use for stroke, breast cancer,<br />

CHF<br />

– <strong>Applications</strong> are “under<br />

develop ment” but not<br />

currently deployed<br />

– Commercial product used <strong>in</strong><br />

HIV (Retrogram), cancer<br />

care, (ARNO) renal anemia<br />

management (ORAMA)<br />

In use by two US national<br />

specialty societies <strong>in</strong><br />

guidel<strong>in</strong>e author<strong>in</strong>g<br />

activities; GEM-Q,<br />

GEM-COGS, GEM-<br />

Arden tools available<br />

EKM-web-based rule sets and<br />

orders for advice on >100<br />

topics for <strong>in</strong>patient management;<br />

implementation<br />

advice available; commercial<br />

product<br />

Implementations <strong>in</strong> chronic<br />

asthma management,<br />

glaucoma diagnosis<br />

and management, smok<strong>in</strong>g<br />

cessation counsel<strong>in</strong>g

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