Evidence Based Medicine on FHIR Implementation Guide
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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

Evidence: NetEffectContribution for ComparativeEvidence: Bypass surgery effects on Myocardial infarction or stroke in Swedish Obese Subjects (SOS) study

Computable Name:

version: 13; Last updated: 2026-01-07 11:26:17+0000; Language: en

Profile: NetEffectContribution

url: https://fevir.net/resources/Evidence/179587

identifier: FEvIR Object Identifier/179587

name: NetEffectContribution_for_ComparativeEvidence_Bypass_surgery_effects_on_Myocardial_infarction_or_stroke_in_Swedish_Obese_Subjects_SOS_study

title: NetEffectContribution for ComparativeEvidence: Bypass surgery effects on Myocardial infarction or stroke in Swedish Obese Subjects (SOS) study

citeAs:

NetEffectContribution for ComparativeEvidence: Bypass surgery effects on Myocardial infarction or stroke in Swedish Obese Subjects (SOS) 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 179587. Revised 2026-01-07. Available at: https://fevir.net/resources/Evidence/179587. Computable resource at: https://fevir.net/resources/Evidence/179587#json.

status: Active

author: Computable Publishing: Net Effect Generator: , Brian S. Alper, MD, MSPH:

publisher: Computable Publishing LLC

contact: support@computablepublishing.com

copyright:

https://creativecommons.org/licenses/by-nc-sa/4.0/

description:

This Evidence Resource is referenced in an example for the EBMonFHIR Implementation Guide.

variableDefinition

description:

Inclusion criteria were age 37 to 60 years and a body mass index of at least 34 in men and at least 38 in women. All in Sweden.

variableRole: Population

variableDefinition

description:

bariatric surgery vs. usual care without bariatric surgery

variableRole: Exposure

comparatorCategory: no bariatric surgery

intended: GroupAssignment: Bariatric Surgery vs. no bariatric surgery

variableDefinition

description:

nonfatal myocardial infarction or stroke

variableRole: Outcome

observed: OutcomeVariable: Nonfatal myocardial infarction or stroke

variableDefinition

RelativeOutcomeImportance: Outcome Importance Rating of DichotomousIntendedOutcome: Nonfatal myocardial infarction or stroke for StudyEligibilityCriteria: Eligibility Criteria for Bariatric Surgery Randomized Trial (Diabetes Surgery Study)

variableRole: Covariate

roleSubtype: Relative Value Multiplier

observed: Relative Importance Multiplier

statistic

statisticType: risk difference

quantity: 151.8

AttributeEstimates

-TypeLevelRange
*confidence interval0.9578.2-211.6

ModelCharacteristics

-Code
*Net effect contribution analysis