Kondrup 2003 NRS-2002

Kondrup 2003 NRS-2002: nutrition_status (0-3) + disease_severity (0-3) + 1 if age ≥70 (70 scores); max 7. at_risk true iff score ≥3. Caller assigns published grades (highest undernutrition indicator). Hospitalized adults. Not a medical device, not a diet order, not NRI. magent does not weigh the patient.

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Endpoint

POST https://api.magentlab.com/api/calc/nrs_2002

Our checks, last 30 days

Example input (from the provider)

{
  "body": {
    "items": [
      {
        "age": 50,
        "disease_severity": 0,
        "nutrition_status": 0
      },
      {
        "age": 50,
        "disease_severity": 0,
        "nutrition_status": 0
      }
    ]
  },
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "items": {
              "items": {
                "properties": {
                  "age": {
                    "description": "Age in years (18-120). Kondrup 2003: add 1 point when age \u226570. Age 70 scores. Age 69 does not.",
                    "type": "integer"
                  },
                  "disease_severity": {
                    "description": "Caller-assigned Kondrup 2003 disease severity 0-3. 0 absent (normal requirements). 1 mild (e.g. hip fracture; chronic illness with complications: cirrhosis, COPD, chronic hemodialysis, diabetes, oncology). 2 moderate (e.g. major abdominal surgery, stroke, severe pneumonia, hematologic malignancy). 3 severe (e.g. head injury, bone marrow transplant, ICU APACHE >10). magent does not assign the diagnosis.",
                    "enum": [
                      0,
                      1,
                      2,
                      3
                    ],
                    "type": "integer"
                  },
                  "nutrition_status": {
                    "description": "Caller-assigned Kondrup 2003 impaired nutritional status 0-3. If BMI, intake, and weight-loss grades differ, use the highest. 0 absent. 1 mild (weight loss >5% in 3 months or food intake 50-75% of requirement last week). 2 moderate (weight loss >5% in 2 months or BMI 18.5-20.5 plus impaired general condition or intake 25-60%). 3 severe (weight loss >5% in 1 month / >15% in 3 months or BMI <18.5 plus impaired general condition or intake 0-25%). magent does not weigh the patient or compute BMI, weight-loss, or intake.",
                    "enum": [
                      0,
                      1,
                      2,
                      3
                    ],
                    "type": "integer"
                  }
                },
                "required": [
                  "nutrition_status",
                  "disease_severity",
                  "age"
                ],
                "type": "object"
              },
              "maxItems": 25,
              "minItems": 1,
              "type": "array"
            }
          },
          "required": [
            "items"
          ],
          "type": "object"
        },
        "headers": {
          "additionalProperties": {
            "type": "string"
          },
          "type": "object"
        },
        "method": {
          "const": "POST",
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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