{
  "resourceType": "EvidenceVariable",
  "id": "example-mRS3-6-at-90days",
  "text": {
    "status": "generated",
    "div": "\u003cdiv xmlns\u003d\"http://www.w3.org/1999/xhtml\"\u003e\n      \n      \u003cp\u003e\n        \u0026quot;mRS 3-6 at 90 days\u0026quot; is an outcome, defined by a CQL expression, used in expressing what an Evidence is about.\n      \u003c/p\u003e\n\t\n    \u003c/div\u003e"
  },
  "name": "ModifiedRankinScaleScore36At90DaysAfterTreatment",
  "title": "Modified Rankin Scale score 3-6 at 90 days after treatment",
  "status": "draft",
  "description": "Modified Rankin Scale score 3-6 at 90 days after treatment",
  "actual": true,
  "characteristic": [
    {
      "description": "mRS 3-6 at 90 days",
      "definitionExpression": {
        "description": "mRS 3-6",
        "language": "text/cql",
        "expression": "[\"Observation\": code in \"75859-9|LOINC\"] mRS where mRS.value between 3 and 6"
      },
      "timeFromEvent": [
        {
          "eventCodeableConcept": {
            "coding": [
              {
                "system": "http://hl7.org/fhir/evidence-variable-event",
                "code": "study-start",
                "display": "Study Start"
              }
            ]
          },
          "quantity": {
            "value": 90,
            "unit": "day",
            "system": "http://unitsofmeasure.org",
            "code": "d"
          }
        }
      ]
    }
  ],
  "handling": "dichotomous",
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}