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Code System Concept

Code System Concept Code	ASKU
Code System Concept Name	asked but unknown
Code System Preferred Concept Name	asked but unknown
Concept Status	Published
Concept Status Date	07/02/2009
Code System Name	NullFlavor

Concept Relationships
Concept Details

Concept Details

Code System Code	PH_NullFlavor_HL7_V3
Code System OID	2.16.840.1.113883.5.1008
HL7 Table 0396 Code	NULLFL
Superseded By Concept
SDO Concept Status	Active
SDO Concept Status Date	05/01/2009
SDO Date Created
SDO Date Revised	05/01/2009
Description	Information was sought but not found (e.g., patient was asked but didn't know)
Sequence

Extended Properties

No extended properties.

Concept Alternate Designations

No alternate designations.

Associated Value Sets

Value Set Name	Version(s)
Employment Status (ODH)	1
Ethnicity Group (NCHS)	2
Gender Identity	4 , 3 , 2 , 1
Gender Identity (USCDI)	1
HIV Status (STD)	1
Null Flavor (HL7 V3)	1
Race Category including Null Flavor	1
Sexual Orientation	2 , 1
Sexual Orientation (USCDI)	1
Work Schedule (ODH)	1
YNRD (CDC)	3 , 2 , 1

Parent Concepts No parent concepts present.	Other Relationships No other relationships present.
Child Concepts No child concepts present.