This page is part of the Bidirectional Services eReferrals (BSeR) (v1.0.0: STU 1) based on FHIR R4. This is the current published version in it's permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions
A collection of observational data points provided by the referral recipient as feedback to the referral initiator. Tobacco use cessation feedback observations include quit Date, session type, and tobacco free duration.
The official URL for this profile is:
http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-TobaccoUseCessationFeedbackObservation
Description of Profiles, Differentials, Snapshots and how the different presentations work.
This structure is derived from Observation
This structure is derived from Observation
Name | Flags | Card. | Type | Description & Constraints |
---|---|---|---|---|
Observation | 0..* | Observation | ||
meta | 1..1 | Meta | ||
profile | 1..1 | canonical(StructureDefinition) | Fixed Value: http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-TobaccoUseCessationFeedbackObservation | |
status | 1..1 | code | Required Pattern: final | |
code | 1..1 | CodeableConcept | A code representing the type of tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.41/expansion/Latest (extensible) | |
subject | 1..1 | Reference(US Core Patient Profile) | ||
value[x] | 1..1 | The tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.44/expansion/Latest (extensible) | ||
valueBoolean | boolean | |||
valueDateTime | dateTime | |||
valueQuantity | Quantity | |||
Documentation for this format |
Name | Flags | Card. | Type | Description & Constraints |
---|---|---|---|---|
Observation | I | 0..* | Observation | Measurements and simple assertions |
id | Σ | 0..1 | string | Logical id of this artifact |
meta | ΣI | 1..1 | Meta | Metadata about the resource |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
versionId | ΣI | 0..1 | id | Version specific identifier |
lastUpdated | ΣI | 0..1 | instant | When the resource version last changed |
source | ΣI | 0..1 | uri | Identifies where the resource comes from |
profile | ΣI | 1..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Fixed Value: http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-TobaccoUseCessationFeedbackObservation |
security | ΣI | 0..* | Coding | Security Labels applied to this resource Binding: All Security Labels (extensible) |
tag | ΣI | 0..* | Coding | Tags applied to this resource Binding: CommonTags (example) |
implicitRules | ?!ΣI | 0..1 | uri | A set of rules under which this content was created |
language | I | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages |
text | I | 0..1 | Narrative | Text summary of the resource, for human interpretation |
contained | 0..* | Resource | Contained, inline Resources | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!I | 0..* | Extension | Extensions that cannot be ignored |
identifier | ΣI | 0..* | Identifier | Business Identifier for observation |
basedOn | ΣI | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order |
partOf | ΣI | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event |
status | ?!ΣI | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required) Required Pattern: final |
category | I | 0..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) |
code | ΣI | 1..1 | CodeableConcept | A code representing the type of tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.41/expansion/Latest (extensible) |
subject | ΣI | 1..1 | Reference(US Core Patient Profile) | Who and/or what the observation is about |
focus | ΣI | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record |
encounter | ΣI | 0..1 | Reference(Encounter) | Healthcare event during which this observation is made |
effective[x] | ΣI | 0..1 | Clinically relevant time/time-period for observation | |
effectiveDateTime | dateTime | |||
effectivePeriod | Period | |||
effectiveTiming | Timing | |||
effectiveInstant | instant | |||
issued | ΣI | 0..1 | instant | Date/Time this version was made available |
performer | ΣI | 0..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation |
value[x] | ΣI | 1..1 | The tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.44/expansion/Latest (extensible) | |
valueBoolean | boolean | |||
valueDateTime | dateTime | |||
valueQuantity | Quantity | |||
dataAbsentReason | I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible) |
interpretation | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) |
note | I | 0..* | Annotation | Comments about the observation |
bodySite | I | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example) |
method | I | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example) |
specimen | I | 0..1 | Reference(Specimen) | Specimen used for this observation |
device | I | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device |
referenceRange | I | 0..* | BackboneElement | Provides guide for interpretation obs-3: Must have at least a low or a high or text |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
low | I | 0..1 | SimpleQuantity | Low Range, if relevant |
high | I | 0..1 | SimpleQuantity | High Range, if relevant |
type | I | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred) |
appliesTo | I | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example) |
age | I | 0..1 | Range | Applicable age range, if relevant |
text | I | 0..1 | string | Text based reference range in an observation |
hasMember | ΣI | 0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group |
derivedFrom | ΣI | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from |
component | ΣI | 0..* | BackboneElement | Component results |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
code | ΣI | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example) |
value[x] | ΣI | 0..1 | Actual component result | |
valueQuantity | Quantity | |||
valueCodeableConcept | CodeableConcept | |||
valueString | string | |||
valueBoolean | boolean | |||
valueInteger | integer | |||
valueRange | Range | |||
valueRatio | Ratio | |||
valueSampledData | SampledData | |||
valueTime | time | |||
valueDateTime | dateTime | |||
valuePeriod | Period | |||
dataAbsentReason | I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible) |
interpretation | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) |
referenceRange | I | 0..* | Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result | |
Documentation for this format |
This structure is derived from Observation
Differential View
This structure is derived from Observation
Name | Flags | Card. | Type | Description & Constraints |
---|---|---|---|---|
Observation | 0..* | Observation | ||
meta | 1..1 | Meta | ||
profile | 1..1 | canonical(StructureDefinition) | Fixed Value: http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-TobaccoUseCessationFeedbackObservation | |
status | 1..1 | code | Required Pattern: final | |
code | 1..1 | CodeableConcept | A code representing the type of tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.41/expansion/Latest (extensible) | |
subject | 1..1 | Reference(US Core Patient Profile) | ||
value[x] | 1..1 | The tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.44/expansion/Latest (extensible) | ||
valueBoolean | boolean | |||
valueDateTime | dateTime | |||
valueQuantity | Quantity | |||
Documentation for this format |
Snapshot View
Name | Flags | Card. | Type | Description & Constraints |
---|---|---|---|---|
Observation | I | 0..* | Observation | Measurements and simple assertions |
id | Σ | 0..1 | string | Logical id of this artifact |
meta | ΣI | 1..1 | Meta | Metadata about the resource |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
versionId | ΣI | 0..1 | id | Version specific identifier |
lastUpdated | ΣI | 0..1 | instant | When the resource version last changed |
source | ΣI | 0..1 | uri | Identifies where the resource comes from |
profile | ΣI | 1..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Fixed Value: http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-TobaccoUseCessationFeedbackObservation |
security | ΣI | 0..* | Coding | Security Labels applied to this resource Binding: All Security Labels (extensible) |
tag | ΣI | 0..* | Coding | Tags applied to this resource Binding: CommonTags (example) |
implicitRules | ?!ΣI | 0..1 | uri | A set of rules under which this content was created |
language | I | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages |
text | I | 0..1 | Narrative | Text summary of the resource, for human interpretation |
contained | 0..* | Resource | Contained, inline Resources | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!I | 0..* | Extension | Extensions that cannot be ignored |
identifier | ΣI | 0..* | Identifier | Business Identifier for observation |
basedOn | ΣI | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order |
partOf | ΣI | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event |
status | ?!ΣI | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required) Required Pattern: final |
category | I | 0..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) |
code | ΣI | 1..1 | CodeableConcept | A code representing the type of tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.41/expansion/Latest (extensible) |
subject | ΣI | 1..1 | Reference(US Core Patient Profile) | Who and/or what the observation is about |
focus | ΣI | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record |
encounter | ΣI | 0..1 | Reference(Encounter) | Healthcare event during which this observation is made |
effective[x] | ΣI | 0..1 | Clinically relevant time/time-period for observation | |
effectiveDateTime | dateTime | |||
effectivePeriod | Period | |||
effectiveTiming | Timing | |||
effectiveInstant | instant | |||
issued | ΣI | 0..1 | instant | Date/Time this version was made available |
performer | ΣI | 0..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation |
value[x] | ΣI | 1..1 | The tobacco cessation observation. Binding: https://vsac.nlm.nih.gov/valueset/2.16.840.1.113762.1.4.1099.44/expansion/Latest (extensible) | |
valueBoolean | boolean | |||
valueDateTime | dateTime | |||
valueQuantity | Quantity | |||
dataAbsentReason | I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible) |
interpretation | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) |
note | I | 0..* | Annotation | Comments about the observation |
bodySite | I | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example) |
method | I | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example) |
specimen | I | 0..1 | Reference(Specimen) | Specimen used for this observation |
device | I | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device |
referenceRange | I | 0..* | BackboneElement | Provides guide for interpretation obs-3: Must have at least a low or a high or text |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
low | I | 0..1 | SimpleQuantity | Low Range, if relevant |
high | I | 0..1 | SimpleQuantity | High Range, if relevant |
type | I | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred) |
appliesTo | I | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example) |
age | I | 0..1 | Range | Applicable age range, if relevant |
text | I | 0..1 | string | Text based reference range in an observation |
hasMember | ΣI | 0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group |
derivedFrom | ΣI | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from |
component | ΣI | 0..* | BackboneElement | Component results |
id | 0..1 | string | Unique id for inter-element referencing | |
extension | I | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
code | ΣI | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example) |
value[x] | ΣI | 0..1 | Actual component result | |
valueQuantity | Quantity | |||
valueCodeableConcept | CodeableConcept | |||
valueString | string | |||
valueBoolean | boolean | |||
valueInteger | integer | |||
valueRange | Range | |||
valueRatio | Ratio | |||
valueSampledData | SampledData | |||
valueTime | time | |||
valueDateTime | dateTime | |||
valuePeriod | Period | |||
dataAbsentReason | I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible) |
interpretation | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) |
referenceRange | I | 0..* | Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result | |
Documentation for this format |
Other representations of profile: Schematron
Id | Path | Details | Requirements |
dom-2 | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() | |
dom-3 | Observation | 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 | Observation | 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 | Observation | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() | |
dom-6 | Observation | A resource should have narrative for robust management : text.`div`.exists() | |
obs-6 | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present : dataAbsentReason.empty() or value.empty() | |
obs-7 | Observation | If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present : value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty() | |
ele-1 | Observation.meta | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.meta.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.meta.versionId | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.lastUpdated | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.source | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.profile | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.security | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.meta.tag | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.implicitRules | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.language | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.text | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.identifier | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.basedOn | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.partOf | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.status | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.category | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.code | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.subject | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.focus | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.encounter | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.effective[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.issued | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.performer | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.value[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.dataAbsentReason | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.interpretation | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.note | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.bodySite | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.method | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.specimen | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.device | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
obs-3 | Observation.referenceRange | Must have at least a low or a high or text : low.exists() or high.exists() or text.exists() | |
ele-1 | Observation.referenceRange.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.referenceRange.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.referenceRange.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.referenceRange.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.referenceRange.low | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange.high | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange.type | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange.appliesTo | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange.age | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.referenceRange.text | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.hasMember | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.derivedFrom | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.component.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.component.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ext-1 | Observation.component.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists() | |
ele-1 | Observation.component.code | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component.value[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component.dataAbsentReason | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component.interpretation | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
ele-1 | Observation.component.referenceRange | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |