Evidence Based Medicine on FHIR Implementation Guide
1.0.0-ballot2 - STU 1 ballot
Evidence Based Medicine on FHIR Implementation Guide
1.0.0-ballot2 - STU 1 ballot
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-ballot2 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
version: 14; Last updated: 2023-12-06 18:55:23+0000
Profiles: ComparativeEvidence, SingleStudyEvidence
url: https://fevir.net/resources/Evidence/47760
identifier: FEvIR Object Identifier/47760
name: ComparativeEvidence_Mean_difference_in_HbA1c_between_Surgery_and_Medical_Lifestyle_groups_in_Dixon_2008
title: ComparativeEvidence: Mean difference in HbA1c between Surgery and Medical/Lifestyle groups in Dixon 2008
status: Active
date: 2022-05-29 11:01:34+0000
author: Brian S. Alper:
publisher: Computable Publishing LLC
contact: support@computablepublishing.com
| Code | Value[x] |
| Evidence Based Medicine on FHIR Implementation Guide Code System evidence-communication: Evidence Communication | ComparativeEvidence |
| Evidence Based Medicine on FHIR Implementation Guide Code System evidence-communication: Evidence Communication | SingleStudyEvidence |
copyright:
https://creativecommons.org/licenses/by-nc-sa/4.0/
relatesTo
type: Derived From
relatesTo
type: Cite As
target:
ComparativeEvidence: Mean difference in HbA1c between Surgery and Medical/Lifestyle groups in Dixon 2008 [Evidence]. Contributors: In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 47760. Revised 2022-05-29. Available at: https://fevir.net/resources/Evidence/47760. Computable resource at: https://fevir.net/resources/Evidence/47760.
description:
Mean HbA1c at 24 months in Dixon 2008 was 6% in Surgery group (n = 30) and 7.2% in Medical/Lifestyle group (n = 30), mean difference -1.20% (95% CI -1.78% to -0.62%)
variableDefinition
description:
60 Patients with BMI>30 and BMI<40 and T2DM diagnosed in the last 2 years
variableRole: Population
observed: Dixon 2008 Trial Enrollment Group
variableDefinition
description:
Laparoscopic Adjustable Gastric Banding LAGB gastric bypass vs. medical treatment (Conventional Diabetes Therapy)
variableRole: Exposure
comparatorCategory: no bariatric surgery
intended: GroupAssignment: Bariatric Surgery vs. no bariatric surgery
variableDefinition
description:
HbA1c at 24 months
variableRole: Outcome
observed: OutcomeVariable: HbA1c at 24 months
synthesisType: not applicable
studyDesign: randomized assignment
statistic
description:
mean difference -1.20% (95% CI -1.78% to -0.62%)
note:
Mean HbA1c at 24 months in Dixon 2008 was 6% in Surgery group (n = 30) and 7.2% in Medical/Lifestyle group (n = 30)
statisticType: Mean Difference
quantity: -1.2 % (Details: UCUM code% = '%')
SampleSizes
NumberOfParticipants KnownDataCount 60 60 AttributeEstimates
Description Type Level Range 95% CI -1.78% to -0.62%
Confidence interval 0.95 -1.78--0.62 %
IG © 2024+ HL7 International / Clinical Decision Support. Package hl7.fhir.uv.ebm#1.0.0-ballot2 based on FHIR 6.0.0-ballot3. Generated 2025-08-21
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