Definition
                Whether the individual has become legally blind in either or both eyes, as represented by a code.
            
            
    Components
Data Element (this item)
            
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                Data Element ConceptPerson—blindness
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                Value DomainBlindness status code N
Representation
This representation is based on the value domain for this data element, more information is available at " Blindness status code N ".| Data Type | Number | 
|---|---|
| Format | N | 
| Maximum character length | 1 | 
| Value | Meaning | Start Date | End Date | |
|---|---|---|---|---|
| Permissible Values | 1 | Blindness - (< 6/60) occurred in either or both eyes in the last 12 months | ||
| 2 | Blindness - (< 6/60) occurred in either or both eyes prior to the last 12 months | |||
| 3 | Blindness - (< 6/60) occurred in one eye within 12 months and in the other eye prior to the last 12 months | |||
| 4 | No blindness | |||
| Supplementary Values | 9 | Not stated/inadequately described | 
Comments
Origin:
National Diabetes Outcomes Quality Review Initiative (NDOQRIN) data dictionary.
            
            
            
                
                National Diabetes Outcomes Quality Review Initiative (NDOQRIN) data dictionary.