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{
  "description": "A primary or secondary outcome measure for a study.",
  "properties": {
    "description": {
      "description": "Detailed description of the outcome measure",
      "type": [
        "string",
        "null"
      ]
    },
    "studyId": {
      "description": "NCT ID of the parent study",
      "type": "string",
      "x-ref-type": "Study"
    },
    "timeFrame": {
      "description": "Time frame for measurement (e.g. 12 weeks, baseline to 6 months)",
      "type": [
        "string",
        "null"
      ]
    },
    "title": {
      "description": "Outcome measure title",
      "type": "string"
    },
    "type": {
      "description": "Outcome type: primary or secondary",
      "type": "string"
    }
  },
  "required": [
    "studyId",
    "title",
    "type"
  ],
  "type": "object"
}