{
  "resourceType": "Questionnaire",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>PHQ-2 depression screen</b></p><ol><li>Little interest or pleasure in doing things</li><li>Feeling down, depressed, or hopeless</li></ol></div>"
  },
  "url": "https://smart-health-checkin.org/connectathon/Questionnaire/phq-2.json",
  "version": "1",
  "name": "PHQ2",
  "title": "PHQ-2 depression screen",
  "status": "draft",
  "subjectType": [
    "Patient"
  ],
  "date": "2026-09-25",
  "publisher": "SMART Health IT (connectathon example)",
  "description": "The two-question PHQ-2 depression screen, for the KTC SMART Health Check-in connectathon. Answers carry scores 0 to 3 in the ordinalValue extension; the total (LOINC 55758-7) is the sum and is computed by the receiver, not entered by the patient.",
  "copyright": "This material contains content from LOINC (http://loinc.org). LOINC is copyright © Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license. PHQ-2: Developed by Drs. Robert L. Spitzer, Janet B.W. Williams, Kurt Kroenke and colleagues, with an educational grant from Pfizer Inc. No permission required to reproduce, translate, display or distribute.",
  "code": [
    {
      "system": "http://loinc.org",
      "code": "55757-9",
      "display": "Patient Health Questionnaire 2 item (PHQ-2) [Reported]"
    }
  ],
  "item": [
    {
      "linkId": "stem",
      "type": "display",
      "text": "Over the last 2 weeks, how often have you been bothered by the following problems?"
    },
    {
      "linkId": "phq2-1",
      "code": [
        {
          "system": "http://loinc.org",
          "code": "44250-9",
          "display": "Little interest or pleasure in doing things in last 2 weeks"
        }
      ],
      "prefix": "1.",
      "text": "Little interest or pleasure in doing things",
      "type": "choice",
      "answerOption": [
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6568-5",
            "display": "Not at all"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 0
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6569-3",
            "display": "Several days"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 1
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6570-1",
            "display": "More than half the days"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 2
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6571-9",
            "display": "Nearly every day"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 3
            }
          ]
        }
      ]
    },
    {
      "linkId": "phq2-2",
      "code": [
        {
          "system": "http://loinc.org",
          "code": "44255-8",
          "display": "Feeling down, depressed, or hopeless in last 2 weeks"
        }
      ],
      "prefix": "2.",
      "text": "Feeling down, depressed, or hopeless",
      "type": "choice",
      "answerOption": [
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6568-5",
            "display": "Not at all"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 0
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6569-3",
            "display": "Several days"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 1
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6570-1",
            "display": "More than half the days"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 2
            }
          ]
        },
        {
          "valueCoding": {
            "system": "http://loinc.org",
            "code": "LA6571-9",
            "display": "Nearly every day"
          },
          "extension": [
            {
              "url": "http://hl7.org/fhir/StructureDefinition/ordinalValue",
              "valueDecimal": 3
            }
          ]
        }
      ]
    }
  ]
}