Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
code		1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
subject		1..1	Reference(Patient)	Who/what does assessment apply to?
encounter		1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]		1..1	dateTime	When was assessment made? Slice: Unordered, Open by type:$this
occurrence[x]:occurrenceDateTime		1..1	dateTime	When was assessment made?
performer		1..1	Reference(Practitioner | Device Information)	Who did assessment?
prediction		1..*	BackboneElement	Outcome predicted
outcome		1..1	CodeableConcept	Possible outcome for the subject
Slices for probability[x]		0..1	decimal, Range	Likelihood of specified outcome Slice: Unordered, Open by type:$this
probability[x]:probabilityDecimal	S	0..1	decimal	Likelihood of specified outcome
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Open by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): The status of the risk assessment; e.g. preliminary, final, amended, etc.
code	Σ	1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
subject	Σ	1..1	Reference(Patient)	Who/what does assessment apply to?
encounter	Σ	1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]	Σ	1..1	dateTime	When was assessment made? Slice: Unordered, Closed by type:$this
occurrence[x]:occurrenceDateTime	Σ	1..1	dateTime	When was assessment made?
performer	Σ	1..1	Reference(Practitioner | Device Information)	Who did assessment?
prediction	C	1..*	BackboneElement	Outcome predicted ras-2: Must be <= 100
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
outcome		1..1	CodeableConcept	Possible outcome for the subject Binding Description (No ValueSet): (example): The condition or other outcome; e.g. death, remission, amputation, infection, etc.
Slices for probability[x]	C	0..1		Likelihood of specified outcome Slice: Unordered, Open by type:$this ras-1: low and high must be percentages, if present
probabilityDecimal			decimal
probabilityRange			Range
probability[x]:probabilityDecimal	SC	0..1	decimal	Likelihood of specified outcome ras-1: low and high must be percentages, if present
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Closed by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RiskAssessment.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.0.1 from the FHIR Standard
RiskAssessment.prediction.outcome	example
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	RiskAssessment	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	RiskAssessment	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	RiskAssessment	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
ras-1	error	RiskAssessment.prediction.probability[x], RiskAssessment.prediction.probability[x]:probabilityDecimal	low and high must be percentages, if present : (low.empty() or ((low.code = '%') and (low.system = %ucum))) and (high.empty() or ((high.code = '%') and (high.system = %ucum)))
ras-2	error	RiskAssessment.prediction	Must be <= 100 : probability is decimal implies (probability as decimal) <= 100

Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..*	Identifier	Unique identifier for the assessment
basedOn		0..1	Reference(Resource)	Request fulfilled by this assessment
parent		0..1	Reference(Resource)	Part of this occurrence
status	Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): The status of the risk assessment; e.g. preliminary, final, amended, etc.
method	Σ	0..1	CodeableConcept	Evaluation mechanism Binding Description (No ValueSet): (example): The mechanism or algorithm used to make the assessment; e.g. TIMI, PRISM, Cardiff Type 2 diabetes, etc.
code	Σ	1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
subject	Σ	1..1	Reference(Patient)	Who/what does assessment apply to?
encounter	Σ	1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]	Σ	1..1	dateTime	When was assessment made? Slice: Unordered, Closed by type:$this
occurrence[x]:occurrenceDateTime	Σ	1..1	dateTime	When was assessment made?
condition	Σ	0..1	Reference(Condition)	Condition assessed
performer	Σ	1..1	Reference(Practitioner | Device Information)	Who did assessment?
reasonCode		0..*	CodeableConcept	Why the assessment was necessary?
reasonReference		0..*	Reference(Condition | Observation | DiagnosticReport | DocumentReference)	Why the assessment was necessary?
basis		0..*	Reference(Resource)	Information used in assessment
prediction	C	1..*	BackboneElement	Outcome predicted ras-2: Must be <= 100
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
outcome		1..1	CodeableConcept	Possible outcome for the subject Binding Description (No ValueSet): (example): The condition or other outcome; e.g. death, remission, amputation, infection, etc.
Slices for probability[x]	C	0..1		Likelihood of specified outcome Slice: Unordered, Open by type:$this ras-1: low and high must be percentages, if present
probabilityDecimal			decimal
probabilityRange			Range
probability[x]:probabilityDecimal	SC	0..1	decimal	Likelihood of specified outcome ras-1: low and high must be percentages, if present
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
relativeRisk		0..1	decimal	Relative likelihood
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Closed by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
rationale		0..1	string	Explanation of prediction
mitigation		0..1	string	How to reduce risk
note		0..*	Annotation	Comments on the risk assessment
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RiskAssessment.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
RiskAssessment.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.0.1 from the FHIR Standard
RiskAssessment.method	example
RiskAssessment.prediction.outcome	example
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	RiskAssessment	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	RiskAssessment	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	RiskAssessment	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
ras-1	error	RiskAssessment.prediction.probability[x], RiskAssessment.prediction.probability[x]:probabilityDecimal	low and high must be percentages, if present : (low.empty() or ((low.code = '%') and (low.system = %ucum))) and (high.empty() or ((high.code = '%') and (high.system = %ucum)))
ras-2	error	RiskAssessment.prediction	Must be <= 100 : probability is decimal implies (probability as decimal) <= 100

Summary

Mandatory: 10 elements
Must-Support: 1 element

Structures

This structure refers to these other structures:

• Patient (http://fhir.health.gov.lk/ips/StructureDefinition/ips-patient)
• Target Facility Encounter (http://fhir.health.gov.lk/ips/StructureDefinition/target-facility-encounter)
• Practitioner (http://fhir.health.gov.lk/ips/StructureDefinition/practitioner)
• Device Information (http://fhir.health.gov.lk/ips/StructureDefinition/device-information)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of RiskAssessment.occurrence[x]
• The element 1 is sliced based on the value of RiskAssessment.prediction.probability[x]
• The element 1 is sliced based on the value of RiskAssessment.prediction.when[x]

Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
code		1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
subject		1..1	Reference(Patient)	Who/what does assessment apply to?
encounter		1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]		1..1	dateTime	When was assessment made? Slice: Unordered, Open by type:$this
occurrence[x]:occurrenceDateTime		1..1	dateTime	When was assessment made?
performer		1..1	Reference(Practitioner | Device Information)	Who did assessment?
prediction		1..*	BackboneElement	Outcome predicted
outcome		1..1	CodeableConcept	Possible outcome for the subject
Slices for probability[x]		0..1	decimal, Range	Likelihood of specified outcome Slice: Unordered, Open by type:$this
probability[x]:probabilityDecimal	S	0..1	decimal	Likelihood of specified outcome
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Open by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): The status of the risk assessment; e.g. preliminary, final, amended, etc.
code	Σ	1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
subject	Σ	1..1	Reference(Patient)	Who/what does assessment apply to?
encounter	Σ	1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]	Σ	1..1	dateTime	When was assessment made? Slice: Unordered, Closed by type:$this
occurrence[x]:occurrenceDateTime	Σ	1..1	dateTime	When was assessment made?
performer	Σ	1..1	Reference(Practitioner | Device Information)	Who did assessment?
prediction	C	1..*	BackboneElement	Outcome predicted ras-2: Must be <= 100
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
outcome		1..1	CodeableConcept	Possible outcome for the subject Binding Description (No ValueSet): (example): The condition or other outcome; e.g. death, remission, amputation, infection, etc.
Slices for probability[x]	C	0..1		Likelihood of specified outcome Slice: Unordered, Open by type:$this ras-1: low and high must be percentages, if present
probabilityDecimal			decimal
probabilityRange			Range
probability[x]:probabilityDecimal	SC	0..1	decimal	Likelihood of specified outcome ras-1: low and high must be percentages, if present
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Closed by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RiskAssessment.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.0.1 from the FHIR Standard
RiskAssessment.prediction.outcome	example
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	RiskAssessment	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	RiskAssessment	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	RiskAssessment	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
ras-1	error	RiskAssessment.prediction.probability[x], RiskAssessment.prediction.probability[x]:probabilityDecimal	low and high must be percentages, if present : (low.empty() or ((low.code = '%') and (low.system = %ucum))) and (high.empty() or ((high.code = '%') and (high.system = %ucum)))
ras-2	error	RiskAssessment.prediction	Must be <= 100 : probability is decimal implies (probability as decimal) <= 100

Name	Flags	Card.	Type	Description & Constraints
RiskAssessment		0..*	RiskAssessment	Potential outcomes for a subject with likelihood
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..*	Identifier	Unique identifier for the assessment
basedOn		0..1	Reference(Resource)	Request fulfilled by this assessment
parent		0..1	Reference(Resource)	Part of this occurrence
status	Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): The status of the risk assessment; e.g. preliminary, final, amended, etc.
method	Σ	0..1	CodeableConcept	Evaluation mechanism Binding Description (No ValueSet): (example): The mechanism or algorithm used to make the assessment; e.g. TIMI, PRISM, Cardiff Type 2 diabetes, etc.
code	Σ	1..1	CodeableConcept	Type of assessment Required Pattern: At least the following
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 441829007
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
subject	Σ	1..1	Reference(Patient)	Who/what does assessment apply to?
encounter	Σ	1..1	Reference(Target Facility Encounter)	Where was assessment performed?
Slices for occurrence[x]	Σ	1..1	dateTime	When was assessment made? Slice: Unordered, Closed by type:$this
occurrence[x]:occurrenceDateTime	Σ	1..1	dateTime	When was assessment made?
condition	Σ	0..1	Reference(Condition)	Condition assessed
performer	Σ	1..1	Reference(Practitioner | Device Information)	Who did assessment?
reasonCode		0..*	CodeableConcept	Why the assessment was necessary?
reasonReference		0..*	Reference(Condition | Observation | DiagnosticReport | DocumentReference)	Why the assessment was necessary?
basis		0..*	Reference(Resource)	Information used in assessment
prediction	C	1..*	BackboneElement	Outcome predicted ras-2: Must be <= 100
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
outcome		1..1	CodeableConcept	Possible outcome for the subject Binding Description (No ValueSet): (example): The condition or other outcome; e.g. death, remission, amputation, infection, etc.
Slices for probability[x]	C	0..1		Likelihood of specified outcome Slice: Unordered, Open by type:$this ras-1: low and high must be percentages, if present
probabilityDecimal			decimal
probabilityRange			Range
probability[x]:probabilityDecimal	SC	0..1	decimal	Likelihood of specified outcome ras-1: low and high must be percentages, if present
qualitativeRisk		1..1	CodeableConcept	Likelihood of specified outcome as a qualitative value Binding: Cardiovascular Risk Categories (extensible)
relativeRisk		0..1	decimal	Relative likelihood
Slices for when[x]		1..1	Range	Timeframe or age range Slice: Unordered, Closed by type:$this
when[x]:whenRange		1..1	Range	Timeframe or age range
rationale		0..1	string	Explanation of prediction
mitigation		0..1	string	How to reduce risk
note		0..*	Annotation	Comments on the risk assessment
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RiskAssessment.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
RiskAssessment.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.0.1 from the FHIR Standard
RiskAssessment.method	example
RiskAssessment.prediction.outcome	example
RiskAssessment.prediction.qualitativeRisk	extensible	VSCVDRiskCategory (a valid code from Cardiovascular Risk Categories) http://fhir.health.gov.lk/ips/ValueSet/vs-cvd-risk-category from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	RiskAssessment	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	RiskAssessment	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	RiskAssessment	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	RiskAssessment	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()
ras-1	error	RiskAssessment.prediction.probability[x], RiskAssessment.prediction.probability[x]:probabilityDecimal	low and high must be percentages, if present : (low.empty() or ((low.code = '%') and (low.system = %ucum))) and (high.empty() or ((high.code = '%') and (high.system = %ucum)))
ras-2	error	RiskAssessment.prediction	Must be <= 100 : probability is decimal implies (probability as decimal) <= 100

Summary

Mandatory: 10 elements
Must-Support: 1 element

Structures

This structure refers to these other structures:

• Patient (http://fhir.health.gov.lk/ips/StructureDefinition/ips-patient)
• Target Facility Encounter (http://fhir.health.gov.lk/ips/StructureDefinition/target-facility-encounter)
• Practitioner (http://fhir.health.gov.lk/ips/StructureDefinition/practitioner)
• Device Information (http://fhir.health.gov.lk/ips/StructureDefinition/device-information)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of RiskAssessment.occurrence[x]
• The element 1 is sliced based on the value of RiskAssessment.prediction.probability[x]
• The element 1 is sliced based on the value of RiskAssessment.prediction.when[x]