This page is part of the FHIR Specification (v5.0.0-ballot: FHIR R5 Ballot Preview). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4
Orders and Observations Work Group | Maturity Level: N/A | Standards Status: Informative |
Raw Turtle (+ also see Turtle/RDF Format Specification)
Definition for Code SystemStatisticsCode
@prefix fhir: <http://hl7.org/fhir/> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . # - resource ------------------------------------------------------------------- [] a fhir:CodeSystem; fhir:Resource.id [ fhir:value "observation-statistics"]; fhir:Resource.meta [ fhir:Meta.lastUpdated [ fhir:value "2022-09-07T10:58:29.429+10:00" ]; fhir:Meta.profile [ fhir:value "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ] ]; fhir:DomainResource.text [ fhir:Narrative.status [ fhir:value "generated" ] ]; fhir:DomainResource.extension [ fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg" ]; fhir:Extension.value [ fhir:value "oo" ] ]; fhir:CanonicalResource.url [ fhir:value "http://hl7.org/fhir/observation-statistics"]; fhir:CanonicalResource.identifier [ fhir:Identifier.system [ fhir:value "urn:ietf:rfc:3986" ]; fhir:Identifier.value [ fhir:value "urn:oid:2.16.840.1.113883.4.642.4.2100" ] ]; fhir:CanonicalResource.version [ fhir:value "5.0.0-ballot"]; fhir:CanonicalResource.name [ fhir:value "StatisticsCode"]; fhir:CanonicalResource.status [ fhir:value "active"]; fhir:CanonicalResource.experimental [ fhir:value "false"]; fhir:CodeSystem.url [ fhir:value "http://hl7.org/fhir/observation-statistics"]; fhir:CodeSystem.identifier [ fhir:Identifier.system [ fhir:value "urn:ietf:rfc:3986" ]; fhir:Identifier.value [ fhir:value "urn:oid:2.16.840.1.113883.4.642.4.2100" ] ]; fhir:CodeSystem.version [ fhir:value "5.0.0-ballot"]; fhir:CodeSystem.name [ fhir:value "StatisticsCode"]; fhir:CodeSystem.status [ fhir:value "active"]; fhir:CodeSystem.experimental [ fhir:value "false"]; fhir:CodeSystem.caseSensitive [ fhir:value "true"]; fhir:CodeSystem.content [ fhir:value "complete"]; fhir:CodeSystem.concept [ fhir:ConceptDefinitionComponent.code [ fhir:value "average" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Average" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [mean](https://en.wikipedia.org/wiki/Arithmetic_mean) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "maximum" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Maximum" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [maximum](https://en.wikipedia.org/wiki/Maximal_element) value of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "minimum" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Minimum" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [minimum](https://en.wikipedia.org/wiki/Minimal_element) value of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "count" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Count" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [number] of valid measurements over the stated period that contributed to the other statistical outputs." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "total-count" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Total Count" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The total [number] of valid measurements over the stated period, including observations that were ignored because they did not contain valid result values." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "median" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Median" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [median](https://en.wikipedia.org/wiki/Median) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "std-dev" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Standard Deviation" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [standard deviation](https://en.wikipedia.org/wiki/Standard_deviation) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "sum" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Sum" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [sum](https://en.wikipedia.org/wiki/Summation) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "variance" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Variance" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The [variance](https://en.wikipedia.org/wiki/Variance) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "20-percent" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "20th Percentile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The 20th [Percentile](https://en.wikipedia.org/wiki/Percentile) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "80-percent" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "80th Percentile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The 80th [Percentile](https://en.wikipedia.org/wiki/Percentile) of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "4-lower" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Lower Quartile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The lower [Quartile](https://en.wikipedia.org/wiki/Quartile) Boundary of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "4-upper" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Upper Quartile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The upper [Quartile](https://en.wikipedia.org/wiki/Quartile) Boundary of N measurements over the stated period." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "4-dev" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Quartile Deviation" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The difference between the upper and lower [Quartiles](https://en.wikipedia.org/wiki/Quartile) is called the Interquartile range. (IQR = Q3-Q1) Quartile deviation or Semi-interquartile range is one-half the difference between the first and the third quartiles." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "5-1" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "1st Quintile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The lowest of four values that divide the N measurements into a frequency distribution of five classes with each containing one fifth of the total population." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "5-2" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "2nd Quintile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The second of four values that divide the N measurements into a frequency distribution of five classes with each containing one fifth of the total population." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "5-3" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "3rd Quintile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The third of four values that divide the N measurements into a frequency distribution of five classes with each containing one fifth of the total population." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "5-4" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "4th Quintile" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "The fourth of four values that divide the N measurements into a frequency distribution of five classes with each containing one fifth of the total population." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "skew" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Skew" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "Skewness is a measure of the asymmetry of the probability distribution of a real-valued random variable about its mean. The skewness value can be positive or negative, or even undefined. Source: [Wikipedia](https://en.wikipedia.org/wiki/Skewness)." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "kurtosis" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Kurtosis" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "Kurtosis is a measure of the \"tailedness\" of the probability distribution of a real-valued random variable. Source: [Wikipedia](https://en.wikipedia.org/wiki/Kurtosis)." ] ], [ fhir:ConceptDefinitionComponent.code [ fhir:value "regression" ]; fhir:ConceptDefinitionComponent.display [ fhir:value "Regression" ]; fhir:ConceptDefinitionComponent.definition [ fhir:value "Linear regression is an approach for modeling two-dimensional sample points with one independent variable and one dependent variable (conventionally, the x and y coordinates in a Cartesian coordinate system) and finds a linear function (a non-vertical straight line) that, as accurately as possible, predicts the dependent variable values as a function of the independent variables. Source: [Wikipedia](https://en.wikipedia.org/wiki/Simple_linear_regression) This Statistic code will return both a gradient and an intercept value." ] ] . # -------------------------------------------------------------------------------------
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.