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 2.0.0-ballot 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

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: NHANES LBXGLU: Fasting Glucose (mg/dL) - JSON Representation

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{
  "resourceType" : "EvidenceVariable",
  "id" : "282881",
  "meta" : {
    "versionId" : "14",
    "lastUpdated" : "2024-10-22T16:55:25.891Z",
    "profile" : [
      🔗 "http://hl7.org/fhir/uv/ebm/StructureDefinition/variable-definition"
    ]
  },
  "text" : {
    "status" : "empty",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">[No data.]</div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-conditional",
      "valueExpression" : {
        "description" : "if age >= 12 years",
        "expression" : "age >= 12 years"
      }
    },
    {
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-classifier",
      "valueCodeableConcept" : {
        "text" : "Plasma Fasting Glucose (GLU_J)"
      }
    },
    {
      "extension" : [
        {
          "url" : "datatype",
          "valueCodeableConcept" : {
            "text" : "SAS floating-point number"
          }
        }
      ],
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-data-storage"
    },
    {
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-period",
      "valuePeriod" : {
        "start" : "2017",
        "end" : "2018"
      }
    },
    {
      "extension" : [
        {
          "url" : "minimumQuantity",
          "valueQuantity" : {
            "value" : 2
          }
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      ],
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    },
    {
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-data-cleaning",
      "valueCodeableConcept" : {
        "text" : "Participants whom provided blood specimen but did not meet the 8 to less than 24 hour fasting criteria (n=180) have the sample weight value assigned as '0' (WTSAF2YR =0) as well. Glucose measurements for these 180 participants are included in the dataset. However, to include these data in the analysis, a reweighting would be required."
      }
    },
    {
      "url" : "http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-definition",
      "valueCodeableReference" : {
        "concept" : {
          "coding" : [
            {
              "system" : "https://wwwn.cdc.gov/Nchs/Nhanes/2017-2018/GLU_J.htm",
              "code" : "LBXGLU",
              "display" : "Fasting Glucose (mg/dL)"
            }
          ],
          "text" : "version 2017-2018"
        },
        "reference" : {
          🔗 "reference" : "Group/282882",
          "type" : "Group",
          "display" : "NHANES LBXGLU: Fasting Glucose (mg/dL) Variable Definition"
        }
      }
    }
  ],
  "url" : "https://fevir.net/resources/EvidenceVariable/282881",
  "identifier" : [
    {
      "type" : {
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      "assigner" : {
        "display" : "Computable Publishing LLC"
      }
    },
    {
      "type" : {
        "text" : "NHANES variable name"
      },
      "value" : "LBXGLU"
    },
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.4.642.40.44.24.26"
    }
  ],
  "version" : "2.0.0-ballot",
  "name" : "LBXGLU",
  "title" : "NHANES LBXGLU: Fasting Glucose (mg/dL)",
  "shortTitle" : "Fasting Glucose (mg/dL)",
  "status" : "active",
  "date" : "2024-11-01T10:20:00+00:00",
  "publisher" : "HL7 International / Clinical Decision Support",
  "contact" : [
    {
      "name" : "HL7 International / Clinical Decision Support",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/dss"
        }
      ]
    }
  ],
  "description" : "This variable definition is used for an NHANES data dictionary.",
  "useContext" : [
    {
      "code" : {
        "system" : "https://fevir.net/resources/CodeSystem/179423",
        "code" : "evidence-communication",
        "display" : "Evidence Communication"
      },
      "valueCodeableConcept" : {
        "coding" : [
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            "code" : "VariableDefinition",
            "display" : "VariableDefinition"
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        ]
      }
    }
  ],
  "copyright" : "https://creativecommons.org/licenses/by-nc-sa/4.0/",
  "author" : [
    {
      "name" : "Brian S. Alper"
    }
  ],
  "relatedArtifact" : [
    {
      "type" : "cite-as",
      "citation" : "NHANES LBXGLU: Fasting Glucose (mg/dL) [Database Entry: FHIR EvidenceVariable Resource]. Contributors: Brian S. Alper [Authors/Creators]. In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 282881. Revised 2024-10-17. Available at: https://fevir.net/resources/EvidenceVariable/282881. Computable resource at: https://fevir.net/resources/EvidenceVariable/282881."
    },
    {
      "type" : "derived-from",
      "resource" : "https://wwwn.cdc.gov/Nchs/Nhanes/2017-2018/GLU_J.htm"
    },
    {
      "type" : "part-of",
      "resourceReference" : {
        🔗 "reference" : "Composition/282931",
        "type" : "Composition",
        "display" : "NHANES Plasma Fasting Glucose (GLU_J) Data Dictionary"
      }
    },
    {
      "type" : "depends-on",
      "resourceReference" : {
        🔗 "reference" : "EvidenceVariable/282898",
        "type" : "EvidenceVariable",
        "display" : "NHANES WTSAF2YR: Fasting Subsample 2 Year MEC Weight"
      }
    }
  ],
  "actual" : true,
  "handling" : "continuous"
}