{
  "title": "PHQ-9 (Patient Health Questionnaire)",
  "instructions": "Over the last 2 weeks, how often have you been bothered by any of the following problems?",
  "code": "",
  "questions": [
    {
      "questiontype": "radiogrid",
      "id": "radio_1",
      "required": true,
      "labels": [
        "Not at all",
        "Several days",
        "More than half the days",
        "Nearly every day"
      ],
      "q_text": [
        {
          "id": "phqnine_01",
          "text": "Little interest or pleasure in doing things"
        },
        {
          "id": "phqnine_02",
          "text": "Feeling down, depressed, or hopeless"
        },
        {
          "id": "phqnine_03",
          "text": "Trouble falling or staying asleep, or sleeping too much"
        },
        {
          "id": "phqnine_04",
          "text": "Feeling tired or having little energy"
        },
        {
          "id": "phqnine_05",
          "text": "Poor appetite or overeating"
        },
        {
          "id": "phqnine_06",
          "text": "Feeling bad about yourself - or that you are a failure or have let yourself or your family down"
        },
        {
          "id": "phqnine_07",
          "text": "Trouble concentrating on things, such as reading the newspaper or watching television"
        },
        {
          "id": "phqnine_08",
          "text": "Moving or speaking so slowly that other people could have noticed? Or the opposite - being so fidgety or restless that you have been moving around a lot more than usual"
        },
        {
          "id": "phqnine_09",
          "text": "Thoughts that you would be better off dead or of hurting yourself in some way"
        }
      ]
    }
  ],
  "reference": "Kroenke, K., Spitzer, R. L., \u0026 Williams, J. B. (2001). The PHQ-9: Validity of a brief depression severity measure. Journal of General Internal Medicine, 16(9), 606-613.",
  "doi": "10.1046/j.1525-1497.2001.016009606.x",
  "participant_calculations": {
    "PHQ9_total": "phqnine_01-1 \u002B phqnine_02-1 \u002B phqnine_03-1 \u002B phqnine_04-1 \u002B phqnine_05-1 \u002B phqnine_06-1 \u002B phqnine_07-1 \u002B phqnine_08-1 \u002B phqnine_09-1"
  }
}