Clinical assessment tool example - GCS with individual score as components

{
  "resourceType" : "Observation",
  "id" : "glasgow",
  "status" : "final",
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "9269-2",
      "display" : "Glasgow coma score total"
    }],
    "text" : "Glasgow Coma Scale , (GCS)"
  },
  "subject" : {
    "reference" : "Patient/example",
    "display" : "Peter James Chalmers"
  },
  "effectiveDateTime" : "2014-12-11T04:44:16Z",
  "valueQuantity" : {
    "value" : 13,
    "system" : "http://unitsofmeasure.org",
    "code" : "{score}"
  },
  "referenceRange" : [{
    "high" : {
      "value" : 8,
      "system" : "http://unitsofmeasure.org",
      "code" : "{score}"
    },
    "type" : {
      "text" : "Severe TBI"
    }
  },
  {
    "low" : {
      "value" : 9,
      "system" : "http://unitsofmeasure.org",
      "code" : "{score}"
    },
    "high" : {
      "value" : 12,
      "system" : "http://unitsofmeasure.org",
      "code" : "{score}"
    },
    "type" : {
      "text" : "Moderate TBI"
    }
  },
  {
    "low" : {
      "value" : 13,
      "system" : "http://unitsofmeasure.org",
      "code" : "{score}"
    },
    "type" : {
      "text" : "Mild TBI"
    }
  }],
  "component" : [{
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "9268-4",
        "display" : "Glasgow coma score motor"
      }],
      "text" : "GCS Motor"
    },
    "valueCodeableConcept" : {
      "coding" : [{
        "system" : "http://example.org/codes",
        "code" : "5",
        "display" : "Localizes painful stimuli"
      },
      {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/itemWeight",
          "valueDecimal" : 5
        }],
        "system" : "http://loinc.org",
        "code" : "LA6566-9",
        "display" : "Localizing pain"
      }],
      "text" : "5 (Localizes painful stimuli)"
    }
  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "9270-0",
        "display" : "Glasgow coma score verbal"
      }],
      "text" : "GSC Verbal"
    },
    "valueCodeableConcept" : {
      "coding" : [{
        "system" : "http://example.org/codes",
        "code" : "4",
        "display" : "Confused, disoriented"
      },
      {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/itemWeight",
          "valueDecimal" : 4
        }],
        "system" : "http://loinc.org",
        "code" : "LA6560-2",
        "display" : "Confused"
      }],
      "text" : "4 (Confused, disoriented)"
    }
  },
  {
    "code" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "9267-6",
        "display" : "Glasgow coma score eye opening"
      }],
      "text" : "Eyes"
    },
    "valueCodeableConcept" : {
      "coding" : [{
        "system" : "http://example.org/codes",
        "code" : "4",
        "display" : "Opens eyes spontaneously"
      },
      {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/itemWeight",
          "valueDecimal" : 4
        }],
        "system" : "http://loinc.org",
        "code" : "LA6556-0",
        "display" : "Eyes open spontaneously"
      }],
      "text" : "4 (Opens eyes spontaneously)"
    }
  }]
}