{
  "resourceType" : "Observation",
  "id" : "ExampleObservationVitalBMI",
  "meta" : {
    "profile" : ["http://fhir.hl7.org.vn/core/StructureDefinition/vn-core-observation-vital-signs"]
  },
  "language" : "vi",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Observation ExampleObservationVitalBMI</b></p><a name=\"ExampleObservationVitalBMI\"> </a><a name=\"hcExampleObservationVitalBMI\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\"/><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-vn-core-observation-vital-signs.html\">Sinh hiệu VN Core — VN Core Observation Vital Signs Profile</a></p></div><p><b>status</b>: Final</p><p><b>category</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/observation-category vital-signs}\">Vital Signs</span></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 39156-5}\">Chỉ số khối cơ thể (BMI)</span></p><p><b>subject</b>: <a href=\"Patient-ExamplePatientNguyenVanAn.html\">Nguyễn Văn An</a></p><p><b>encounter</b>: <a href=\"Encounter-ExampleEncounterOutpatient.html\">Encounter: extension = Khám chữa bệnh ban đầu; status = finished; class = ambulatory (ActCode#AMB); period = 2026-03-19 08:30:00+0700 --&gt; 2026-03-19 11:00:00+0700; reasonCode = </a></p><p><b>effective</b>: 2026-04-20 08:15:00+0700</p><p><b>performer</b>: <a href=\"Practitioner-ExamplePractitionerBSCKII.html\">BS CKII Nguyễn Thị Lan</a></p><p><b>value</b>: 26.3 kg/m2<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  codekg/m2 = 'kg/m2')</span></p><p><b>interpretation</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation H}\">High</span></p><p><b>note</b>: </p><blockquote><div><p>BMI 26.3 — béo phì độ I per tiêu chuẩn WHO khu vực Châu Á-Thái Bình Dương (ngưỡng VN: ≥ 23 thừa cân, ≥ 25 béo phì). Khuyến cáo giảm cân.</p>\n</div></blockquote><h3>ReferenceRanges</h3><table class=\"grid\"><tr><td style=\"display: none\">-</td><td><b>High</b></td><td><b>Text</b></td></tr><tr><td style=\"display: none\">*</td><td>22.9 kg/m2<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  codekg/m2 = 'kg/m2')</span></td><td>&lt; 23.0 kg/m² (bình thường — tiêu chuẩn Châu Á)</td></tr></table></div>"
  },
  "status" : "final",
  "category" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
      "code" : "vital-signs",
      "display" : "Vital Signs"
    }]
  }],
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "39156-5",
      "display" : "Body mass index (BMI) [Ratio]"
    }],
    "text" : "Chỉ số khối cơ thể (BMI)"
  },
  "subject" : {
    "reference" : "Patient/ExamplePatientNguyenVanAn",
    "display" : "Nguyễn Văn An"
  },
  "encounter" : {
    "reference" : "Encounter/ExampleEncounterOutpatient"
  },
  "effectiveDateTime" : "2026-04-20T08:15:00+07:00",
  "performer" : [{
    "reference" : "Practitioner/ExamplePractitionerBSCKII",
    "display" : "BS CKII Nguyễn Thị Lan"
  }],
  "valueQuantity" : {
    "value" : 26.3,
    "unit" : "kg/m2",
    "system" : "http://unitsofmeasure.org",
    "code" : "kg/m2"
  },
  "interpretation" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
      "code" : "H",
      "display" : "High"
    }]
  }],
  "note" : [{
    "text" : "BMI 26.3 — béo phì độ I per tiêu chuẩn WHO khu vực Châu Á-Thái Bình Dương (ngưỡng VN: ≥ 23 thừa cân, ≥ 25 béo phì). Khuyến cáo giảm cân."
  }],
  "referenceRange" : [{
    "high" : {
      "value" : 22.9,
      "unit" : "kg/m2",
      "system" : "http://unitsofmeasure.org",
      "code" : "kg/m2"
    },
    "text" : "< 23.0 kg/m² (bình thường — tiêu chuẩn Châu Á)"
  }]
}