Evidence Based Medicine on FHIR Implementation Guide
1.0.0-ballot3 - STU 1 Ballot 3 World

Evidence Based Medicine on FHIR Implementation Guide, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot3 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/ebm/ and changes regularly. See the Directory of published versions

: NetEffectContribution for ComparativeEvidence: Bypass surgery effects on New onset depression in JAMA 2018 Norwegian cohort study

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    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Evidence 179589</b></p><a name=\"179589\"> </a><a name=\"hc179589\"> </a><div style=\"display: inline-block; background-color: #fbffeb; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">version: 17; Last updated: 2026-01-07 11:28:51+0000</p><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-net-effect-contribution.html\">NetEffectContribution</a></p></div><p><b>url</b>: <a href=\"Evidence-179589.html\">Evidence NetEffectContribution for ComparativeEvidence: Bypass surgery effects on New onset depression in JAMA 2018 Norwegian cohort study</a></p><p><b>identifier</b>: FEvIR Object Identifier/179589, <a href=\"http://terminology.hl7.org/7.5.0/NamingSystem-uri.html\" title=\"As defined by RFC 3986 (http://www.ietf.org/rfc/rfc3986.txt)(with many schemes defined in many RFCs). For OIDs and UUIDs, use the URN form (urn:oid:(note: lowercase) and urn:uuid:). See http://www.ietf.org/rfc/rfc3001.txt and http://www.ietf.org/rfc/rfc4122.txt \r\n\r\nThis oid is used as an identifier II.root to indicate the the extension is an absolute URI (technically, an IRI). Typically, this is used for OIDs and GUIDs. Note that when this OID is used with OIDs and GUIDs, the II.extension should start with urn:oid or urn:uuid: \r\n\r\nNote that this OID is created to aid with interconversion between CDA and FHIR - FHIR uses urn:ietf:rfc:3986 as equivalent to this OID. URIs as identifiers appear more commonly in FHIR.\r\n\r\nThis OID may also be used in CD.codeSystem.\">Uniform Resource Identifier (URI)</a>/urn:oid:2.16.840.1.113883.4.642.40.44.22.214</p><p><b>version</b>: 1.0.0-ballot3</p><p><b>name</b>: NetEffectContribution_for_ComparativeEvidence_Bypass_surgery_effects_on_New_onset_depression_in_JAMA_2018_Norwegian_cohort_study</p><p><b>title</b>: NetEffectContribution for ComparativeEvidence: Bypass surgery effects on New onset depression in JAMA 2018 Norwegian cohort study</p><p><b>citeAs</b>: </p><div><p>NetEffectContribution for ComparativeEvidence: Bypass surgery effects on New onset depression in JAMA 2018 Norwegian cohort study [Database Entry: FHIR Evidence Resource]. Contributors: Computable Publishing: Net Effect Generator, Brian S. Alper, MD, MSPH [Authors/Creators]. In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 179589. Revised 2026-01-07. Available at: https://fevir.net/resources/Evidence/179589. Computable resource at: https://fevir.net/resources/Evidence/179589#json.</p>\n</div><p><b>status</b>: Active</p><p><b>date</b>: 2026-11-05 14:34:28+0000</p><p><b>author</b>: Computable Publishing: Net Effect Generator: , Brian S. Alper, MD, MSPH: </p><p><b>publisher</b>: HL7 International / Clinical Decision Support</p><p><b>contact</b>: HL7 International / Clinical Decision Support: <a href=\"http://www.hl7.org/Special/committees/dss\">http://www.hl7.org/Special/committees/dss</a></p><p><b>copyright</b>: </p><div><p>https://creativecommons.org/licenses/by-nc-sa/4.0/</p>\n</div><p><b>description</b>: </p><div><p>This Evidence Resource is referenced in an example for the EBMonFHIR Implementation Guide.</p>\n</div><blockquote><p><b>variableDefinition</b></p><p><b>description</b>: </p><div><p>Cohort study with baseline data of exposures from November 2005 through July 2010 and follow-up data from 2006 until death or through December 2015 at a tertiary care outpatient center, Vestfold Hospital Trust, Norway. Consecutive treatment-seeking adult patients (n\u2009=\u20092109) with severe obesity assessed (221 patients excluded and 1888 patients included).</p>\n</div><p><b>variableRole</b>: Population</p><p><b>observed</b>: <a href=\"Group-178427.html\">StudyGroup: Severely Obese Adults 2018 Norwegian Cohort</a></p></blockquote><blockquote><p><b>variableDefinition</b></p><p><b>description</b>: </p><div><p>bariatric surgery vs. specialized medical treatment without bariatric surgery</p>\n</div><p><b>variableRole</b>: Exposure</p><p><b>comparatorCategory</b>: no bariatric surgery</p><p><b>observed</b>: <a href=\"EvidenceVariable-172427.html\">GroupAssignment: Bariatric Surgery vs. no bariatric surgery</a></p></blockquote><blockquote><p><b>variableDefinition</b></p><p><b>description</b>: </p><div><p>New onset depression</p>\n</div><p><b>variableRole</b>: Outcome</p><p><b>observed</b>: <a href=\"EvidenceVariable-104118.html\">OutcomeVariable: New onset depression</a></p></blockquote><blockquote><p><b>variableDefinition</b></p><p><b>RelativeOutcomeImportance</b>: <a href=\"ArtifactAssessment-423313.html\">Outcome Importance Rating of DichotomousIntendedOutcome: New onset depression  for StudyEligibilityCriteria: Eligibility Criteria for Bariatric Surgery Randomized Trial (Diabetes Surgery Study)</a></p><p><b>variableRole</b>: Covariate</p><p><b>roleSubtype</b>: <span title=\"Codes:\">Relative Value Multiplier</span></p><p><b>observed</b>: Relative Importance Multiplier</p></blockquote><blockquote><p><b>statistic</b></p><p><b>statisticType</b>: <span title=\"Codes:{https://fevir.net/sevco STATO:0000424}\">risk difference</span></p><p><b>quantity</b>: -81.25</p><h3>AttributeEstimates</h3><table class=\"grid\"><tr><td style=\"display: none\">-</td><td><b>Type</b></td><td><b>Level</b></td><td><b>Range</b></td></tr><tr><td style=\"display: none\">*</td><td><span title=\"Codes:{https://fevir.net/sevco STATO:0000196}\">confidence interval</span></td><td>0.95</td><td>-113.75--65</td></tr></table><h3>ModelCharacteristics</h3><table class=\"grid\"><tr><td style=\"display: none\">-</td><td><b>Code</b></td></tr><tr><td style=\"display: none\">*</td><td><span title=\"Codes:\">Net effect contribution analysis</span></td></tr></table></blockquote></div>"
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  "title" : "NetEffectContribution for ComparativeEvidence: Bypass surgery effects on New onset depression in JAMA 2018 Norwegian cohort study",
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