Smoking Status - Meaningful Use - Definitions - Consolidated CDA Release 2.1 StructureDefinition Publication v2.1

Consolidated CDA Release 2.1 StructureDefinition Publication, published by Health Level Seven. This is not an authorized publication; it is the continuous build for version 2.1). This version is based on the current content of https://github.com/HL7/CDA-ccda-2.1-sd/ and changes regularly. See the Directory of published versions

Logical Model: SmokingStatusMeaningfulUse - Detailed Descriptions

Draft as of 2023-09-29

Definitions for the SmokingStatusMeaningfulUse logical model.

Differential Elements Table
Key Elements Table
Snapshot Elements Table

Guidance on how to interpret the contents of this table can be found here

0. Observation
XML Format	In the XML format, this property has the namespace `urn:hl7-org:v3`.
2. Observation.classCode
Comments	SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:1098-14806).
Fixed Value	OBS
4. Observation.moodCode
Comments	SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:1098-14807).
Fixed Value	EVN
6. Observation.templateId
Control	1..?
Slicing	This element introduces a set of slices on `Observation.templateId`. The slices are unordered and Open, and can be differentiated using the following discriminators: , and can be differentiated using the following discriminators: value @ root value @ extension
8. Observation.templateId:primary
Slice Name	primary
Comments	SHALL contain exactly one [1..1] templateId (CONF:1098-14815) such that it
Control	1..1
10. Observation.templateId:primary.root
Comments	SHALL contain exactly one [1..1] @root="2.16.840.1.113883.10.20.22.4.78" (CONF:1098-14816).
Control	1..?
Pattern Value	2.16.840.1.113883.10.20.22.4.78
12. Observation.templateId:primary.extension
Comments	SHALL contain exactly one [1..1] @extension="2014-06-09" (CONF:1098-32573).
Control	1..?
Pattern Value	2014-06-09
14. Observation.id
Comments	SHALL contain at least one [1..*] id (CONF:1098-32401).
Control	1..?
16. Observation.code
Comments	SHALL contain exactly one [1..1] code (CONF:1098-19170).
18. Observation.code.code
Comments	This code SHALL contain exactly one [1..1] @code="72166-2" Tobacco smoking status NHIS (CONF:1098-31039).
Control	1..?
Pattern Value	72166-2
20. Observation.code.codeSystem
Comments	This code SHALL contain exactly one [1..1] @codeSystem="2.16.840.1.113883.6.1" (CodeSystem: LOINC urn:oid:2.16.840.1.113883.6.1) (CONF:1098-32157).
Control	1..?
Pattern Value	2.16.840.1.113883.6.1
22. Observation.statusCode
Comments	SHALL contain exactly one [1..1] statusCode (CONF:1098-14809).
Control	1..?
24. Observation.statusCode.code
Comments	This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:1098-19116).
Control	1..?
Fixed Value	completed
26. Observation.effectiveTime
Short	This template represents a "snapshot in time" observation, simply reflecting what the patient's current smoking status is at the time of the observation. As a result, the effectiveTime is constrained to just a time stamp, and will approximately correspond with the author/time.
Comments	SHALL contain exactly one [1..1] effectiveTime (CONF:1098-31928).
Control	1..?
28. Observation.effectiveTime.low
Comments	This effectiveTime SHALL NOT contain [0..0] low (CONF:1098-32894).
Control	0..0
30. Observation.effectiveTime.center
Comments	This effectiveTime SHALL NOT contain [0..0] center (CONF:1098-32897).
Control	0..0
32. Observation.effectiveTime.width
Comments	This effectiveTime SHALL NOT contain [0..0] width (CONF:1098-32895).
Control	0..0
34. Observation.effectiveTime.high
Comments	This effectiveTime SHALL NOT contain [0..0] high (CONF:1098-32896).
Control	0..0
36. Observation.value
Comments	SHALL contain exactly one [1..1] value with @xsi:type="CD" (CONF:1098-14810).
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD, http://hl7.org/cda/stds/core/StructureDefinition/EIVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/TEL, http://hl7.org/cda/stds/core/StructureDefinition/EN, http://hl7.org/cda/stds/core/StructureDefinition/BL, http://hl7.org/cda/stds/core/StructureDefinition/AD, http://hl7.org/cda/stds/core/StructureDefinition/PIVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/RTO-PQ-PQ, http://hl7.org/cda/stds/core/StructureDefinition/SXPR-TS, http://hl7.org/cda/stds/core/StructureDefinition/ED, http://hl7.org/cda/stds/core/StructureDefinition/TS, http://hl7.org/cda/stds/core/StructureDefinition/II, http://hl7.org/cda/stds/core/StructureDefinition/ST, http://hl7.org/cda/stds/core/StructureDefinition/PQ, http://hl7.org/cda/stds/core/StructureDefinition/IVL-PQ, http://hl7.org/cda/stds/core/StructureDefinition/CE, http://hl7.org/cda/stds/core/StructureDefinition/MO, http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS, http://hl7.org/cda/stds/core/StructureDefinition/ANY, http://hl7.org/cda/stds/core/StructureDefinition/INT, http://hl7.org/cda/stds/core/StructureDefinition/REAL, http://hl7.org/cda/stds/core/StructureDefinition/CV, http://hl7.org/cda/stds/core/StructureDefinition/SC
Invariants	1098-31019: If the patient's current smoking status is unknown, @code SHALL contain '266927001' (Unknown if ever smoked) from ValueSet Current Smoking Status (2.16.840.1.113883.11.20.9.38 STATIC 2014-09-01) (CONF:1098-31019). ()
38. Observation.value.code
Comments	This value SHALL contain exactly one [1..1] @code, which MAY be selected from ValueSet Smoking Status urn:oid:2.16.840.1.113883.11.20.9.38 DYNAMIC (CONF:1098-14817).
Control	1..?
Binding	For example codes, see Smoking Status
40. Observation.author
Comments	SHOULD contain zero or more [0..*] Author Participation (identifier: urn:oid:2.16.840.1.113883.10.20.22.4.119) (CONF:1098-31148).
Type	http://hl7.org/cda/stds/core/StructureDefinition/Author(Author Participation)

Guidance on how to interpret the contents of this table can be found here

0. Observation
Definition	Base definition for all types defined in FHIR type system.
Short	Base for all types and resources
Control	10..1*
Is Modifier	false
XML Format	In the XML format, this property has the namespace `urn:hl7-org:v3`.
Invariants	ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
2. Observation.classCode
Comments	SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:1098-14806).
Control	1..1
Binding	The codes SHALL be taken from ActClassObservation
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Fixed Value	OBS
4. Observation.moodCode
Comments	SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:1098-14807).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Fixed Value	EVN
6. Observation.templateId
Definition	When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question
Control	1..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
Slicing	This element introduces a set of slices on `Observation.templateId`. The slices are unordered and Open, and can be differentiated using the following discriminators: , and can be differentiated using the following discriminators: value @ root value @ extension
8. Observation.templateId:primary
Slice Name	primary
Definition	When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question
Comments	SHALL contain exactly one [1..1] templateId (CONF:1098-14815) such that it
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
10. Observation.templateId:primary.root
Definition	A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.
Comments	SHALL contain exactly one [1..1] @root="2.16.840.1.113883.10.20.22.4.78" (CONF:1098-14816).
Control	1..1
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Root
Pattern Value	2.16.840.1.113883.10.20.22.4.78
12. Observation.templateId:primary.extension
Definition	A character string as a unique identifier within the scope of the identifier root.
Comments	SHALL contain exactly one [1..1] @extension="2014-06-09" (CONF:1098-32573).
Control	1..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Extension
Pattern Value	2014-06-09
14. Observation.id
Definition	The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.
Short	Logical id of this artifact
Comments	SHALL contain at least one [1..*] id (CONF:1098-32401). Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case.
Control	10..*1
Type	http://hl7.org/cda/stds/core/StructureDefinition/IIid
Is Modifier	false
16. Observation.code
Definition	Describes what was observed. Sometimes this is called the observation "name".
Short	Type of observation (code / type)
Comments	SHALL contain exactly one [1..1] code (CONF:1098-19170). All code-value and, if present, component.code-component.value pairs need to be taken into account to correctly understand the meaning of the observation.
Control	1..1 This element is affected by the following invariants: obs-7
Binding	Unless not suitable, these codes SHALL be taken from For example codes, see ObservationTypehttp://hl7.org/fhir/ValueSet/observation-codes
Type	http://hl7.org/cda/stds/core/StructureDefinition/CDCodeableConcept
Is Modifier	false
XML Format	The type of this property is determined using the `xsi:type`attribute.
Requirements	Knowing what kind of observation is being made is essential to understanding the observation.
Alternate Names	Name
Invariants	ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count()))
18. Observation.code.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This code SHALL contain exactly one [1..1] @code="72166-2" Tobacco smoking status NHIS (CONF:1098-31039).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
Pattern Value	72166-2
20. Observation.code.codeSystem
Definition	Specifies the code system that defines the code.
Comments	This code SHALL contain exactly one [1..1] @codeSystem="2.16.840.1.113883.6.1" (CodeSystem: LOINC urn:oid:2.16.840.1.113883.6.1) (CONF:1098-32157).
Control	1..1
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System
Pattern Value	2.16.840.1.113883.6.1
22. Observation.statusCode
Comments	SHALL contain exactly one [1..1] statusCode (CONF:1098-14809).
Control	1..1
Binding	The codes SHALL be taken from ActStatus
Type	http://hl7.org/cda/stds/core/StructureDefinition/CS
24. Observation.statusCode.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:1098-19116).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
Fixed Value	completed
26. Observation.statusCode.codeSystem
Definition	Specifies the code system that defines the code.
Control	0..0
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System
28. Observation.statusCode.codeSystemName
Definition	The common name of the coding system.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Name
30. Observation.statusCode.codeSystemVersion
Definition	If applicable, a version descriptor defined specifically for the given code system.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Version
32. Observation.statusCode.displayName
Definition	A name or title for the code, under which the sending system shows the code value to its users.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Display Name
34. Observation.statusCode.originalText
Definition	The text or phrase used as the basis for the coding.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/ED
Label	Original Text
36. Observation.statusCode.qualifier
Definition	Specifies additional codes that increase the specificity of the the primary code.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/CR
Label	Qualifier
38. Observation.statusCode.translation
Definition	A set of other concept descriptors that translate this concept descriptor into other code systems.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Label	Translation
40. Observation.effectiveTime
Short	This template represents a "snapshot in time" observation, simply reflecting what the patient's current smoking status is at the time of the observation. As a result, the effectiveTime is constrained to just a time stamp, and will approximately correspond with the author/time.
Comments	SHALL contain exactly one [1..1] effectiveTime (CONF:1098-31928).
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS
42. Observation.effectiveTime.low
Definition	This is the low limit of the interval.
Comments	This effectiveTime SHALL NOT contain [0..0] low (CONF:1098-32894).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVXB-TS
Label	Low Boundary
44. Observation.effectiveTime.center
Definition	The arithmetic mean of the interval (low plus high divided by 2). The purpose of distinguishing the center as a semantic property is for conversions of intervals from and to point values.
Comments	This effectiveTime SHALL NOT contain [0..0] center (CONF:1098-32897).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/TS
Label	Central Value
46. Observation.effectiveTime.width
Definition	The difference between high and low boundary. The purpose of distinguishing a width property is to handle all cases of incomplete information symmetrically. In any interval representation only two of the three properties high, low, and width need to be stated and the third can be derived.
Comments	This effectiveTime SHALL NOT contain [0..0] width (CONF:1098-32895).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/PQ
Label	Width
48. Observation.effectiveTime.high
Definition	This is the high limit of the interval.
Comments	This effectiveTime SHALL NOT contain [0..0] high (CONF:1098-32896).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVXB-TS
Label	High Boundary
50. Observation.value
Comments	SHALL contain exactly one [1..1] value with @xsi:type="CD" (CONF:1098-14810).
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Invariants	1098-31019: If the patient's current smoking status is unknown, @code SHALL contain '266927001' (Unknown if ever smoked) from ValueSet Current Smoking Status (2.16.840.1.113883.11.20.9.38 STATIC 2014-09-01) (CONF:1098-31019). ()
52. Observation.value.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This value SHALL contain exactly one [1..1] @code, which MAY be selected from ValueSet Smoking Status urn:oid:2.16.840.1.113883.11.20.9.38 DYNAMIC (CONF:1098-14817).
Control	1..1
Binding	For example codes, see Smoking Status
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
54. Observation.author
Definition	Base definition for all types defined in FHIR type system.
Short	Base for all types and resources
Comments	SHOULD contain zero or more [0..*] Author Participation (identifier: urn:oid:2.16.840.1.113883.10.20.22.4.119) (CONF:1098-31148).
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Author(Author Participation)
Is Modifier	false
Invariants	ele-1: All FHIR elements must have a @value or children (`hasValue() or (children().count() > id.count())`)

Guidance on how to interpret the contents of this table can be found here

0. Observation
Definition	Base definition for all types defined in FHIR type system.
Short	Base for all types and resources
Control	1..1
Is Modifier	false
XML Format	In the XML format, this property has the namespace `urn:hl7-org:v3`.
Invariants	ele-1: All FHIR elements must have a @value or children (`hasValue() or (children().count() > id.count())`)
2. Observation.classCode
Comments	SHALL contain exactly one [1..1] @classCode="OBS" Observation (CodeSystem: HL7ActClass urn:oid:2.16.840.1.113883.5.6 STATIC) (CONF:1098-14806).
Control	1..1
Binding	The codes SHALL be taken from ActClassObservation
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Fixed Value	OBS
4. Observation.moodCode
Comments	SHALL contain exactly one [1..1] @moodCode="EVN" Event (CodeSystem: HL7ActMood urn:oid:2.16.840.1.113883.5.1001 STATIC) (CONF:1098-14807).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Fixed Value	EVN
6. Observation.negationInd
Control	0..1
Type	boolean(bl: Boolean)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
8. Observation.realmCode
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CS
10. Observation.typeId
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
12. Observation.templateId
Definition	When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question
Control	1..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
Slicing	This element introduces a set of slices on `Observation.templateId`. The slices are unordered and Open, and can be differentiated using the following discriminators: , and can be differentiated using the following discriminators: value @ root value @ extension
14. Observation.templateId:primary
Slice Name	primary
Definition	When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question
Comments	SHALL contain exactly one [1..1] templateId (CONF:1098-14815) such that it
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
16. Observation.templateId:primary.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
18. Observation.templateId:primary.assigningAuthorityName
Definition	A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Assigning Authority Name
20. Observation.templateId:primary.displayable
Definition	Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).
Control	0..1
Type	boolean(bl: Boolean)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Displayable
22. Observation.templateId:primary.root
Definition	A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.
Comments	SHALL contain exactly one [1..1] @root="2.16.840.1.113883.10.20.22.4.78" (CONF:1098-14816).
Control	1..1
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Root
Pattern Value	2.16.840.1.113883.10.20.22.4.78
24. Observation.templateId:primary.extension
Definition	A character string as a unique identifier within the scope of the identifier root.
Comments	SHALL contain exactly one [1..1] @extension="2014-06-09" (CONF:1098-32573).
Control	1..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Extension
Pattern Value	2014-06-09
26. Observation.id
Comments	SHALL contain at least one [1..*] id (CONF:1098-32401).
Control	1..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
28. Observation.code
Comments	SHALL contain exactly one [1..1] code (CONF:1098-19170).
Control	1..1
Binding	Unless not suitable, these codes SHALL be taken from ObservationType
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
30. Observation.code.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
32. Observation.code.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This code SHALL contain exactly one [1..1] @code="72166-2" Tobacco smoking status NHIS (CONF:1098-31039).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
Pattern Value	72166-2
34. Observation.code.codeSystem
Definition	Specifies the code system that defines the code.
Comments	This code SHALL contain exactly one [1..1] @codeSystem="2.16.840.1.113883.6.1" (CodeSystem: LOINC urn:oid:2.16.840.1.113883.6.1) (CONF:1098-32157).
Control	1..1
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System
Pattern Value	2.16.840.1.113883.6.1
36. Observation.code.codeSystemName
Definition	The common name of the coding system.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Name
38. Observation.code.codeSystemVersion
Definition	If applicable, a version descriptor defined specifically for the given code system.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Version
40. Observation.code.displayName
Definition	A name or title for the code, under which the sending system shows the code value to its users.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Display Name
42. Observation.code.sdtcValueSet
Definition	The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.
Control	0..1
Type	string(oid: ISO Object Identifier)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSet`.
44. Observation.code.sdtcValueSetVersion
Definition	The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSetVersion`.
46. Observation.code.originalText
Definition	The text or phrase used as the basis for the coding.
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/ED
Label	Original Text
48. Observation.code.qualifier
Definition	Specifies additional codes that increase the specificity of the the primary code.
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CR
Label	Qualifier
50. Observation.code.translation
Definition	A set of other concept descriptors that translate this concept descriptor into other code systems.
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Label	Translation
52. Observation.derivationExpr
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/ST
54. Observation.text
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/ED
XML Format	The type of this property is determined using the `xsi:type`attribute.
56. Observation.statusCode
Comments	SHALL contain exactly one [1..1] statusCode (CONF:1098-14809).
Control	1..1
Binding	The codes SHALL be taken from ActStatus
Type	http://hl7.org/cda/stds/core/StructureDefinition/CS
58. Observation.statusCode.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
60. Observation.statusCode.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This statusCode SHALL contain exactly one [1..1] @code="completed" Completed (CodeSystem: HL7ActStatus urn:oid:2.16.840.1.113883.5.14 STATIC) (CONF:1098-19116).
Control	1..1
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
Fixed Value	completed
62. Observation.statusCode.codeSystem
Definition	Specifies the code system that defines the code.
Control	0..0
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System
64. Observation.statusCode.codeSystemName
Definition	The common name of the coding system.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Name
66. Observation.statusCode.codeSystemVersion
Definition	If applicable, a version descriptor defined specifically for the given code system.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Version
68. Observation.statusCode.displayName
Definition	A name or title for the code, under which the sending system shows the code value to its users.
Control	0..0
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Display Name
70. Observation.statusCode.sdtcValueSet
Definition	The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.
Control	0..1
Type	string(oid: ISO Object Identifier)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSet`.
72. Observation.statusCode.sdtcValueSetVersion
Definition	The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSetVersion`.
74. Observation.statusCode.originalText
Definition	The text or phrase used as the basis for the coding.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/ED
Label	Original Text
76. Observation.statusCode.qualifier
Definition	Specifies additional codes that increase the specificity of the the primary code.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/CR
Label	Qualifier
78. Observation.statusCode.translation
Definition	A set of other concept descriptors that translate this concept descriptor into other code systems.
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Label	Translation
80. Observation.effectiveTime
Short	This template represents a "snapshot in time" observation, simply reflecting what the patient's current smoking status is at the time of the observation. As a result, the effectiveTime is constrained to just a time stamp, and will approximately correspond with the author/time.
Comments	SHALL contain exactly one [1..1] effectiveTime (CONF:1098-31928).
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVL-TS
82. Observation.effectiveTime.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
84. Observation.effectiveTime.value
Definition	A quantity specifying a point on the axis of natural time. A point in time is most often represented as a calendar expression.
Control	0..1
Type	string(ts: Point in Time)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
Date Format	YYYYMMDDHHMMSS.UUUU[+\|-ZZzz]
XML Format	In the XML format, this property is represented as an attribute.
86. Observation.effectiveTime.operator
Definition	A code specifying whether the set component is included (union) or excluded (set-difference) from the set, or other set operations with the current set component and the set as constructed from the representation stream up to the current point.
Control	0..1
Binding	The codes SHALL be taken from SetOperator
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Default Value	I
88. Observation.effectiveTime.low
Definition	This is the low limit of the interval.
Comments	This effectiveTime SHALL NOT contain [0..0] low (CONF:1098-32894).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVXB-TS
Label	Low Boundary
90. Observation.effectiveTime.center
Definition	The arithmetic mean of the interval (low plus high divided by 2). The purpose of distinguishing the center as a semantic property is for conversions of intervals from and to point values.
Comments	This effectiveTime SHALL NOT contain [0..0] center (CONF:1098-32897).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/TS
Label	Central Value
92. Observation.effectiveTime.width
Definition	The difference between high and low boundary. The purpose of distinguishing a width property is to handle all cases of incomplete information symmetrically. In any interval representation only two of the three properties high, low, and width need to be stated and the third can be derived.
Comments	This effectiveTime SHALL NOT contain [0..0] width (CONF:1098-32895).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/PQ
Label	Width
94. Observation.effectiveTime.high
Definition	This is the high limit of the interval.
Comments	This effectiveTime SHALL NOT contain [0..0] high (CONF:1098-32896).
Control	0..0
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVXB-TS
Label	High Boundary
96. Observation.priorityCode
Control	0..1
Binding	Unless not suitable, these codes SHALL be taken from ActPriority
Type	http://hl7.org/cda/stds/core/StructureDefinition/CE
98. Observation.repeatNumber
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/IVL-INT
100. Observation.languageCode
Control	0..1
Binding	The codes SHALL be taken from HumanLanguage
Type	http://hl7.org/cda/stds/core/StructureDefinition/CS
102. Observation.value
Comments	SHALL contain exactly one [1..1] value with @xsi:type="CD" (CONF:1098-14810).
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Invariants	1098-31019: If the patient's current smoking status is unknown, @code SHALL contain '266927001' (Unknown if ever smoked) from ValueSet Current Smoking Status (2.16.840.1.113883.11.20.9.38 STATIC 2014-09-01) (CONF:1098-31019). ()
104. Observation.value.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
106. Observation.value.code
Definition	The plain code symbol defined by the code system. For example, "784.0" is the code symbol of the ICD-9 code "784.0" for headache.
Comments	This value SHALL contain exactly one [1..1] @code, which MAY be selected from ValueSet Smoking Status urn:oid:2.16.840.1.113883.11.20.9.38 DYNAMIC (CONF:1098-14817).
Control	1..1
Binding	For example codes, see Smoking Status
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code
108. Observation.value.codeSystem
Definition	Specifies the code system that defines the code.
Control	0..1
Type	string(oid: ISO Object Identifier, uuid: DCE Universal Unique Identifier, ruid: HL7 Reserved Identifier Scheme)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System
110. Observation.value.codeSystemName
Definition	The common name of the coding system.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Name
112. Observation.value.codeSystemVersion
Definition	If applicable, a version descriptor defined specifically for the given code system.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Code System Version
114. Observation.value.displayName
Definition	A name or title for the code, under which the sending system shows the code value to its users.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Display Name
116. Observation.value.sdtcValueSet
Definition	The valueSet extension adds an attribute for elements with a CD dataType which indicates the particular value set constraining the coded concept.
Control	0..1
Type	string(oid: ISO Object Identifier)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSet`.
118. Observation.value.sdtcValueSetVersion
Definition	The valueSetVersion extension adds an attribute for elements with a CD dataType which indicates the version of the particular value set constraining the coded concept.
Control	0..1
Type	string(st: Character String)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.In the XML format, this property has the namespace `urn:hl7-org:sdtc`.In the XML format, this property has the actual name`valueSetVersion`.
120. Observation.value.originalText
Definition	The text or phrase used as the basis for the coding.
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/ED
Label	Original Text
122. Observation.value.qualifier
Definition	Specifies additional codes that increase the specificity of the the primary code.
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CR
Label	Qualifier
124. Observation.value.translation
Definition	A set of other concept descriptors that translate this concept descriptor into other code systems.
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
XML Format	The type of this property is determined using the `xsi:type`attribute.
Label	Translation
126. Observation.interpretationCode
Control	0..*
Binding	The codes SHALL be taken from ObservationInterpretation
Type	http://hl7.org/cda/stds/core/StructureDefinition/CE
128. Observation.methodCode
Control	0..*
Binding	Unless not suitable, these codes SHALL be taken from ObservationMethod
Type	http://hl7.org/cda/stds/core/StructureDefinition/CE
130. Observation.targetSiteCode
Definition	Drawn from concept domain ActSite
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CD
132. Observation.subject
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/Subject
134. Observation.specimen
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Specimen
136. Observation.performer
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Performer2
138. Observation.author
Definition	Base definition for all types defined in FHIR type system.
Short	Base for all types and resources
Comments	SHOULD contain zero or more [0..*] Author Participation (identifier: urn:oid:2.16.840.1.113883.10.20.22.4.119) (CONF:1098-31148).
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Author(Author Participation)
Is Modifier	false
Invariants	ele-1: All FHIR elements must have a @value or children (`hasValue() or (children().count() > id.count())`)
140. Observation.informant
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Informant
142. Observation.participant
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Participant2
144. Observation.entryRelationship
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/EntryRelationship
146. Observation.reference
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Reference
148. Observation.precondition
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/Precondition
150. Observation.referenceRange
Definition	Relates an Observation to the ObservationRange class, where the expected range of values for a particular observation can be specified.
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/InfrastructureRoot
Invariants	ele-1: All FHIR elements must have a @value or children (`hasValue() or (children().count() > id.count())`)
152. Observation.referenceRange.nullFlavor
Definition	If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.
Control	0..1
Binding	The codes SHALL be taken from NullFlavor
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Label	Exceptional Value Detail
154. Observation.referenceRange.realmCode
Definition	When valued in an instance, this attribute signals the imposition of realm-specific constraints. The value of this attribute identifies the realm in question
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/CS
156. Observation.referenceRange.typeId
Definition	When valued in an instance, this attribute signals the imposition of constraints defined in an HL7-specified message type. This might be a common type (also known as CMET in the messaging communication environment), or content included within a wrapper. The value of this attribute provides a unique identifier for the type in question.
Control	0..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
158. Observation.referenceRange.templateId
Definition	When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question
Control	0..*
Type	http://hl7.org/cda/stds/core/StructureDefinition/II
160. Observation.referenceRange.typeCode
Control	0..1
Binding	The codes SHALL be taken from ActRelationshipPertains
Type	code(cs: Coded Simple Value)
Primitive Value	This primitive element may be present, or absent, or replaced by an extension
XML Format	In the XML format, this property is represented as an attribute.
Fixed Value	REFV
162. Observation.referenceRange.observationRange
Control	1..1
Type	http://hl7.org/cda/stds/core/StructureDefinition/ObservationRange