{
  "resourceType": "Questionnaire",
  "id": "NutritionQuestionnaireProfile",
  "url": "http://example.org/fhir/Questionnaire",
  "version": "1.0.0",
  "name": "NutritionQuestionnaireProfile",
  "title": "Nutrition Questionnaire Profile",
  "status": "active",
  "date": "2025-05-19",
  "publisher": "Example Health Organization",
  "description": "FHIR profile that defines required structure for a Nutrition Questionnaire.",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Questionnaire",
  "baseDefinition": "http://hl7.org/fhir/Questionnaire",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Questionnaire.item",
        "path": "Questionnaire.item",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "linkId"
            }
          ],
          "rules": "open"
        }
      },
      {
        "id": "Questionnaire.item:age",
        "path": "Questionnaire.item",
        "sliceName": "age",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "integer"
          }
        ],
        "linkId": "age",
        "text": "What is your age?"
      },
      {
        "id": "Questionnaire.item:gender",
        "path": "Questionnaire.item",
        "sliceName": "gender",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "gender",
        "text": "What is your gender?"
      },
      {
        "id": "Questionnaire.item:meals-per-day",
        "path": "Questionnaire.item",
        "sliceName": "meals-per-day",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "integer"
          }
        ],
        "linkId": "meals-per-day",
        "text": "How many meals do you eat per day?"
      },
      {
        "id": "Questionnaire.item:skip-breakfast",
        "path": "Questionnaire.item",
        "sliceName": "skip-breakfast",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "skip-breakfast",
        "text": "Do you often skip breakfast?"
      },
      {
        "id": "Questionnaire.item:vegetarian",
        "path": "Questionnaire.item",
        "sliceName": "vegetarian",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "vegetarian",
        "text": "Are you vegetarian?"
      },
      {
        "id": "Questionnaire.item:vegan",
        "path": "Questionnaire.item",
        "sliceName": "vegan",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "vegan",
        "text": "Are you vegan?"
      },
      {
        "id": "Questionnaire.item:favorite-vegetables",
        "path": "Questionnaire.item",
        "sliceName": "favorite-vegetables",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "favorite-vegetables",
        "text": "What are your favorite vegetables?"
      },
      {
        "id": "Questionnaire.item:fruit-servings",
        "path": "Questionnaire.item",
        "sliceName": "fruit-servings",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "integer"
          }
        ],
        "linkId": "fruit-servings",
        "text": "How many servings of fruit do you eat daily?"
      },
      {
        "id": "Questionnaire.item:sugary-drinks",
        "path": "Questionnaire.item",
        "sliceName": "sugary-drinks",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "sugary-drinks",
        "text": "Do you consume sugary drinks daily?"
      },
      {
        "id": "Questionnaire.item:water-intake",
        "path": "Questionnaire.item",
        "sliceName": "water-intake",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "integer"
          }
        ],
        "linkId": "water-intake",
        "text": "How many glasses of water do you drink daily?"
      },
      {
        "id": "Questionnaire.item:fast-food-frequency",
        "path": "Questionnaire.item",
        "sliceName": "fast-food-frequency",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "fast-food-frequency",
        "text": "How often do you eat fast food?"
      },
      {
        "id": "Questionnaire.item:snacking-frequency",
        "path": "Questionnaire.item",
        "sliceName": "snacking-frequency",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "snacking-frequency",
        "text": "How often do you snack between meals?"
      },
      {
        "id": "Questionnaire.item:dairy-consumption",
        "path": "Questionnaire.item",
        "sliceName": "dairy-consumption",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "dairy-consumption",
        "text": "Do you consume dairy products?"
      },
      {
        "id": "Questionnaire.item:lactose-intolerance",
        "path": "Questionnaire.item",
        "sliceName": "lactose-intolerance",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "lactose-intolerance",
        "text": "Are you lactose intolerant?"
      },
      {
        "id": "Questionnaire.item:nut-allergy",
        "path": "Questionnaire.item",
        "sliceName": "nut-allergy",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "nut-allergy",
        "text": "Are you allergic to nuts?"
      },
      {
        "id": "Questionnaire.item:gluten-free",
        "path": "Questionnaire.item",
        "sliceName": "gluten-free",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "gluten-free",
        "text": "Do you follow a gluten-free diet?"
      },
      {
        "id": "Questionnaire.item:protein-source",
        "path": "Questionnaire.item",
        "sliceName": "protein-source",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "protein-source",
        "text": "What is your main source of protein?"
      },
      {
        "id": "Questionnaire.item:fish-frequency",
        "path": "Questionnaire.item",
        "sliceName": "fish-frequency",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "fish-frequency",
        "text": "How often do you eat fish?"
      },
      {
        "id": "Questionnaire.item:caffeine-intake",
        "path": "Questionnaire.item",
        "sliceName": "caffeine-intake",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "caffeine-intake",
        "text": "Do you consume caffeine daily?"
      },
      {
        "id": "Questionnaire.item:sweets-intake",
        "path": "Questionnaire.item",
        "sliceName": "sweets-intake",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "sweets-intake",
        "text": "How often do you eat sweets or desserts?"
      },
      {
        "id": "Questionnaire.item:portion-size",
        "path": "Questionnaire.item",
        "sliceName": "portion-size",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "portion-size",
        "text": "How would you describe your portion sizes?"
      },
      {
        "id": "Questionnaire.item:meal-timing",
        "path": "Questionnaire.item",
        "sliceName": "meal-timing",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "meal-timing",
        "text": "Do you eat meals at regular times?"
      },
      {
        "id": "Questionnaire.item:diet-goal",
        "path": "Questionnaire.item",
        "sliceName": "diet-goal",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "diet-goal",
        "text": "Do you have a specific dietary goal?"
      },
      {
        "id": "Questionnaire.item:cook-at-home",
        "path": "Questionnaire.item",
        "sliceName": "cook-at-home",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ],
        "linkId": "cook-at-home",
        "text": "How often do you cook meals at home?"
      },
      {
        "id": "Questionnaire.item:read-labels",
        "path": "Questionnaire.item",
        "sliceName": "read-labels",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "read-labels",
        "text": "Do you read nutrition labels on food products?"
      },
      {
        "id": "Questionnaire.item:multivitamins",
        "path": "Questionnaire.item",
        "sliceName": "multivitamins",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "multivitamins",
        "text": "Do you take multivitamin supplements?"
      },
      {
        "id": "Questionnaire.item:food-budget",
        "path": "Questionnaire.item",
        "sliceName": "food-budget",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "food-budget",
        "text": "Do you have a monthly budget for food?"
      },
      {
        "id": "Questionnaire.item:night-eating",
        "path": "Questionnaire.item",
        "sliceName": "night-eating",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "night-eating",
        "text": "Do you often eat late at night?"
      },
      {
        "id": "Questionnaire.item:cultural-diet",
        "path": "Questionnaire.item",
        "sliceName": "cultural-diet",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "boolean"
          }
        ],
        "linkId": "cultural-diet",
        "text": "Does your diet reflect cultural or religious practices?"
      }
    ]
  }
}