Name Flags Card. Type Description & Constraints doco
. . ObservationDefinition TU DomainResource Definition of an observation
Elements defined in Ancestors: id, meta, implicitRules, language, text, contained, extension, modifierExtension
. . . category Σ 0..* CodeableConcept Category of observation
Observation Category Codes ( Example)
. . . code Σ 1..1 CodeableConcept Type of observation (code / type)
LOINC Codes ( Example)
. . . identifier Σ 0..* Identifier Business identifier for this ObservationDefinition instance
. . . permittedDataType 0..* code Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period
ObservationDataType ( Required)
. . . multipleResultsAllowed 0..1 boolean Multiple results allowed
. . . method 0..1 CodeableConcept Method used to produce the observation
Observation Methods ( Example)
. . . preferredReportName 0..1 string Preferred report name
. . . quantitativeDetails 0..1 BackboneElement Characteristics of quantitative results
. . . . customaryUnit 0..1 CodeableConcept Customary unit for quantitative results
UCUM Codes ( Extensible)
. . . . unit 0..1 CodeableConcept SI unit for quantitative results
UCUM Codes ( Extensible)
. . . . conversionFactor 0..1 decimal SI to Customary unit conversion factor
. . . . decimalPrecision 0..1 integer Decimal precision of observation quantitative results
. . . qualifiedInterval 0..* BackboneElement Qualified range for continuous and ordinal observation results
. . . . category 0..1 code reference | critical | absolute
ObservationRangeCategory ( Required)
. . . . range 0..1 Range The interval itself, for continuous or ordinal observations
. . . . context 0..1 CodeableConcept Range context qualifier
Observation Reference Range Meaning Codes ( Extensible)
. . . . appliesTo 0..* CodeableConcept Targetted population of the range
Observation Reference Range Applies To Codes ( Example)
. . . . gender 0..1 code male | female | other | unknown
AdministrativeGender ( Required)
. . . . age 0..1 Range Applicable age range, if relevant
. . . . gestationalAge 0..1 Range Applicable gestational age range, if relevant
. . . . condition 0..1 string Condition associated with the reference range
. . . validCodedValueSet 0..1 Reference( ValueSet) Value set of valid coded values for the observations conforming to this ObservationDefinition
. . . normalCodedValueSet 0..1 Reference( ValueSet) Value set of normal coded values for the observations conforming to this ObservationDefinition
. . . abnormalCodedValueSet 0..1 Reference( ValueSet) Value set of abnormal coded values for the observations conforming to this ObservationDefinition
. . . criticalCodedValueSet 0..1 Reference( ValueSet) Value set of critical coded values for the observations conforming to this ObservationDefinition

doco Documentation for this format