questionnaire: "apple_use"
scales:
  - name: "apple_use"
    label: "Current Use of Apple Device"
    items:
      - id: "apple_use"
        text: "Do you currently use an Apple device?"
    calculation: "categorical"
    response_options:
      "1": "Yes"
      "2": "No"
    output: "apple_use"
    reference: "self"