Definition
                The visual acuity test measures the smallest letters that a person can read on a standardised chart at a distance of 6 metres (20 feet) wearing glasses if needed.
            
            
Components
Data Element
        
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            Data Element Concept (this item)Person—visual acuity- 
                    Object ClassPerson
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                    PropertyVisual acuity
 
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            Conceptual DomainNone
Comments
Context:
Public health, health care and clinical settings.
References
Related content
| Relation | Count | 
|---|---|
| Data Elements implementing this Data Element Concept | 2 |