{

"resourceType": "Observation",
"id": "f205",
"identifier": [
  {
    "system": "https://intranet.aumc.nl/labvalues",
    "value": "1304-03720-eGFR"
  }
],
"status": "final",
"code": {
  "coding": [
    {
      "system": "http://loinc.org",
      "code": "33914-3",
      "display": "Glomerular filtration rate/1.73 sq M.predicted [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
    }
  ]
},
"subject": {
  "reference": "Patient/f201",
  "display": "Roel"
},
"issued": "2013-04-04T14:34:00+01:00",
"performer": [
  {
    "reference": "Practitioner/f202",
    "display": "Luigi Maas"
  }
],
"interpretation": [
  {
    "text": "interpretation of results should be assigned based upon the level of kindey function"
  }
],
"note": [
  {
    "text": "GFR estimating equations developed by the Modification of Diet in Renal Disease (MDRD) Study Group and the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI)...."
  }
],
"method": {
  "coding": [
    {
      "system": "http://snomed.info/sct",
      "code": "702668005",
      "display": "MDRD"
    }
  ]
},
"component": [
  {
    "code": {
      "coding": [
        {
          "system": "http://loinc.org",
          "code": "48643-1",
          "display": "Glomerular filtration rate/1.73 sq M predicted among blacks [Volume Rate/?Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
        }
      ]
    },
    "valueQuantity": {
      "value": 60,
      "comparator": ">",
      "unit": "mL/min/1.73m2",
      "system": "http://unitsofmeasure.org",
      "code": "mL/min/{1.73_m2}"
    },
    "referenceRange": [
      {
        "low": {
          "value": 60,
          "unit": "mL/min/1.73m2",
          "system": "http://unitsofmeasure.org",
          "code": "mL/min/{1.73_m2}"
        },
        "appliesTo": [
          {
            "text": "non-black/african-american"
          }
        ],
        "age": {
          "low": {
            "value": 18,
            "unit": "yrs",
            "system": "http://unitsofmeasure.org",
            "code": "a"
          }
        }
      }
    ]
  },
  {
    "code": {
      "coding": [
        {
          "system": "http://loinc.org",
          "code": "48642-3",
          "display": "Glomerular filtration rate/1.73 sq M predicted among non-blacks [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
        }
      ]
    },
    "valueQuantity": {
      "value": 60,
      "unit": "mL/min/1.73m2",
      "system": "http://unitsofmeasure.org",
      "code": "mL/min/{1.73_m2}"
    },
    "referenceRange": [
      {
        "low": {
          "value": 60,
          "unit": "mL/min/1.73m2",
          "system": "http://unitsofmeasure.org",
          "code": "mL/min/{1.73_m2}"
        },
        "age": {
          "low": {
            "value": 18,
            "unit": "yrs",
            "system": "http://unitsofmeasure.org",
            "code": "a"
          }
        }
      }
    ]
  }
],
"meta": {
  "tag": [
    {
      "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
      "code": "HTEST",
      "display": "test health data"
    }
  ]
}

}