FHIR Resources for Nutrition Assessment and Reassessment

Nutrition Assessment involves collecting and analyzing data to identify nutrition-related issues.

Nutrition Assessment Data and Associated FHIR Resources

Several FHIR resources can represent different aspects of the assessment:

Types of data collected	Purpose	Example	FHIR Resource
Food- and nutrition-related history	Capture dietary habits and intake information	Food diary entries	Observation NutritionOrderNutritionProduct****NutritionIntake
Anthropometric measurements	Record physical measurements such as weight, height, BMI	Weight: 70 kg, Height: 170 cm	Observation
Tests	Document laboratory or diagnostic tests	Blood glucose levels	Observation
Test results	Record results of tests	Hemoglobin A1c: 5.5%	Observation
Nutrition-focused physical examination findings	Detailed findings from a nutrition-focused physical exam	Skin condition, hair texture	Observation****Condition
Patient history	Capture medical history	Chronic conditions, surgeries	Observation

Example

Nutrition Assessment [code] { "resourceType": "Observation", "id": "observation-weight", "status": "final", "category": [ { "coding": [ { "system": "http://terminology.hl7.org/CodeSystem/observation-category", "code": "vital-signs", "display": "Vital Signs" } ] } ], "code": { "coding": [ { "system": "http://snomed.info/sct", "code": "27113001", "display": "Body weight (observable entity)" } ], "text": "Body Weight" }, "subject": { "reference": "Patient/example" }, "valueQuantity": { "value": 70, "unit": "kg", "system": "http://unitsofmeasure.org", "code": "kg" } } [/code]