Controlled Vocabulary for: NullFlavor

LRA Vocabulary Id

8d54705b-a823-487e-87e9-6a9dc88e9cd7

Vocabulary Properties

Version:	1.0
Status	created
Date	2010-03-01

Description

The value is exceptional (missing, omitted, incomplete, improper). No information as to the reason for being an exceptional value is provided. This is the most general exceptional value. It is also the default exceptional value

Concept set

Level	Code	Description	Notes
0	NI	No information	The value is exceptional (missing, omitted, incomplete, improper). No information as to the reason for being an exceptional value is provided. This is the most general exceptional value. It is also the default exceptional value
0	INV	Invalid	The value as represented in the instance is not a member of the set of permitted data values in the constrained value domain of a variable
0	OTH	Other	The actual value is not a member of the set of permitted data values in the constrained value domain of a variable. (e.g., concept not provided by required code system)
0	PINF	Positive infinity	Positive infinity of numbers
0	NINF	Negative infinity	Negative infinity of numbers
0	UNC	Unencoded	No attempt has been made to encode the information correctly but the raw source information is represented (usually in originalText)
0	DER	Derived	An actual value may exist, but it must be derived from the provided information (usually an expression is provided directly)
0	UNK	Unknown	A proper value is applicable, but not known
0	ASKU	Asked but unknown	Information was sought but not found (e.g., patient was asked but didn't know)
0	NAV	Temporarily unavailable	Information is not available at this time but it is expected that it will be available later
0	NASK	Not asked	This information has not been sought (e.g., patient was not asked)
0	QS	Sufficient quantity	The specific quantity is not known, but is known to be non-zero and is not specified because it makes up the bulk of the material.'Add 10mg of ingredient X, 50mg of ingredient Y, and sufficient quantity of water to 100mL.' The null flavor would be used to express the quantity of water
0	TRC	Trace	The content is greater than zero, but too small to be quantified
0	MSK	Masked	There is information on this item available but it has not been provided by the sender due to security, privacy or other reasons. There may be an alternate mechanism for gaining access to this information. Warning: Using this null flavor does provide information that may be a breach of confidentiality, even though no detail data is provided. Its primary purpose is for those circumstances where it is necessary to inform the receiver that the information does exist without providing any detail
0	NA	Not applicable	No proper value is applicable in this context (e.g., last menstrual period for a male)