This page is part of the FHIR eMedication exchange formats for the implementation effort of CARA within its EPR community (v1.0.0: STU1) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

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Data Type Profile: Amount Quantity

A quantity with an amount unit (no time unit)

Usage:

• Use this DataType Constraint: Amount Range, Dosage (MedicationRequest), Dosage Split, Dosage (MedicationStatement / MedicationDispense)... Show 7 more, PML MedicationDispense, DIS MedicationDispense, PADV Changed MedicationRequest, PML MedicationRequest, PRE MedicationRequest, Ratio (Amount / Amount) and Ratio (Amount / Time)

Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots and how the different presentations work.

• Differential Table
• Key Elements Table
• Snapshot Table
• Statistics/References
• All

This structure is derived from CHEMEDQuantityWithEmedUnits

Name	Flags	Card.	Type	Description & Constraints
Quantity		0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
value	C	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
comparator		0..0	code
code		1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')

Name	Flags	Card.	Type	Description & Constraints
Quantity	C	0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id		0..1	string	✕ This element is not supported
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
value	ΣC	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
unit	Σ	1..1	string	Unit representation
system	ΣC	1..1	uri	System of the code from Units of Presentation
code	Σ	1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')
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()
qty-3	error	Quantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
sqty-1	error	Quantity	The comparator is not used on a SimpleQuantity : comparator.empty()

Name	Flags	Card.	Type	Description & Constraints
Quantity	C	0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id		0..1	string	✕ This element is not supported
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
value	ΣC	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
unit	Σ	1..1	string	Unit representation
system	ΣC	1..1	uri	System of the code from Units of Presentation
code	Σ	1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')
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()
qty-3	error	Quantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
sqty-1	error	Quantity	The comparator is not used on a SimpleQuantity : comparator.empty()

This structure is derived from CHEMEDQuantityWithEmedUnits

Summary

Differential View

This structure is derived from CHEMEDQuantityWithEmedUnits

Name	Flags	Card.	Type	Description & Constraints
Quantity		0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
value	C	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
comparator		0..0	code
code		1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
Quantity	C	0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id		0..1	string	✕ This element is not supported
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
value	ΣC	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
unit	Σ	1..1	string	Unit representation
system	ΣC	1..1	uri	System of the code from Units of Presentation
code	Σ	1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')
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()
qty-3	error	Quantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
sqty-1	error	Quantity	The comparator is not used on a SimpleQuantity : comparator.empty()

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
Quantity	C	0..*	CHEMEDQuantityWithEmedUnits	A fixed quantity (no comparator)
id		0..1	string	✕ This element is not supported
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
value	ΣC	1..1	decimal	Numerical value (with implicit precision) amount-quantity-int-or-simple-decimal: An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.)
unit	Σ	1..1	string	Unit representation
system	ΣC	1..1	uri	System of the code from Units of Presentation
code	Σ	1..1	code	Coded form of the unit Binding: Amount Quantity Unit Codes (required)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Quantity.code	required	CHEMEDEPRAmountQuantityUnitCode http://fhir.ch/ig/ch-emed-epr/ValueSet/ch-emed-epr-amount-quantity-unit-code from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
amount-quantity-int-or-simple-decimal	warning	Quantity.value	An amount quantity should be either an integer, or a decimal that ends with '.25', '.5', or '.75' for non-scientific units (like tablets, pillules, ampules, etc.) : $this.toString().contains('.').not() or $this.toString().endsWith('.25') or $this.toString().endsWith('.5') or $this.toString().endsWith('.75')
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()
qty-3	error	Quantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
sqty-1	error	Quantity	The comparator is not used on a SimpleQuantity : comparator.empty()

This structure is derived from CHEMEDQuantityWithEmedUnits

Summary

Other representations of profile: CSV, Excel, Schematron