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NIS Description of Data Elements

 
DXSYS - Diagnosis coding system
 
Documentation Sections:
General Notes
Uniform Values
State Specific Notes
General Notes
 

DXSYS indicates the coding system for the diagnoses. For some sources, this information was available on the data record; for others, this information came from file documentation. This data element was discontinued in 1998.

 
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Uniform Values
VariableDescriptionValueValue Description
DXSYSDiagnosis coding system1ICD-9-CM
.Missing
.AInvalid
 
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State Specific Notes
None
 
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