This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions
Modeling and Methodology Work Group | Maturity Level: N/A | Standards Status: Informative |
Raw JSON (canonical form + also see JSON Format Specification)
StructureDefinition for Ratio
{ "resourceType" : "StructureDefinition", "id" : "Ratio", "text" : { "status" : "generated", "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description & Constraints</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAgDsHd9/w4EQIOamFnaBgAA4MMKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)\" class=\"hierarchy\"><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"data:image/png;base64,R0lGODlhEAAQAPQfAOvGUf7ztuvPMf/78/fkl/Pbg+u8Rvjqteu2Pf3zxPz36Pz0z+vTmPzurPvuw/npofbjquvNefHVduuyN+uuMu3Oafbgjfnqvf/3zv/3xevPi+vRjP/20/bmsP///wD/ACH5BAEKAB8ALAAAAAAQABAAAAVl4CeOZGme5qCqqDg8jyVJaz1876DsmAQAgqDgltspMEhMJoMZ4iy6I1AooFCIv+wKybziALVAoAEjYLwDgGIpJhMslgxaLR4/3rMAWoBp32V5exg8Shl1ckRUQVaMVkQ2kCstKCEAOw==\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"datatypes-definitions.html#Ratio\" title=\"Ratio : A relationship of two Quantity values - expressed as a numerator and a denominator.\">Ratio</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"padding-left: 3px; padding-right: 3px; border: 1px grey solid; font-weight: bold; color: black; background-color: #e6ffe6\" href=\"versions.html#std-process\" title=\"Standards Status = Normative\">N</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"types.html#Element\">Element</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">A ratio of two Quantity values - a numerator and a denominator<br/><span style=\"font-style: italic\" title=\"rat-1\">+ Rule: Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present</span><br/><br/>Elements defined in Ancestors: <a href=\"types.html#Element\" title=\"Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.\">id</a>, <a href=\"types.html#Element\" title=\"May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.\">extension</a></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAwEwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)\" class=\"hierarchy\"><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"data:image/png;base64,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\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"datatypes-definitions.html#Ratio.numerator\" title=\"Ratio.numerator : The value of the numerator.\">numerator</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;\" href=\"conformance-rules.html#constraints\" title=\"This element has or is affected by some invariants\">C</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"datatypes.html#Quantity\">Quantity</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Numerator value<br/></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAgDsHd9/w4EQIOamFnaBgAA4MMKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)\" class=\"hierarchy\"><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzME+lXFigAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+3OsRUAIAjEUOL+O8cJABttJM11/x1qZAGqRBEVcNIqdWj1efDqQbb3HwwwwEfABmQUHSPM9dtDAAAAAElFTkSuQmCC\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"data:image/png;base64,R0lGODlhEAAQAPZ/APrkusOiYvvfqbiXWaV2G+jGhdq1b8GgYf3v1frw3vTUlsWkZNewbcSjY/DQkad4Hb6dXv3u0f3v1ObEgfPTlerJiP3w1v79+e7OkPrfrfnjuNOtZPrpydaxa+/YrvvdpP779ZxvFPvnwKKBQaFyF/369M2vdaqHRPz58/HNh/vowufFhfroxO3OkPrluv779tK0e6JzGProwvrow9m4eOnIifPTlPDPkP78+Naxaf3v0/zowfXRi+bFhLWUVv379/rnwPvszv3rye3LiPvnv+3MjPDasKiIS/789/3x2f747eXDg+7Mifvu0tu7f+/QkfDTnPXWmPrjsvrjtPbPgrqZW+/QlPz48K2EMv36866OUPvowat8Ivvgq/Pbrvzgq/PguvrgrqN0Gda2evfYm9+7d/rpw9q6e/LSku/Rl/XVl/LSlfrkt+zVqe7Wqv3x1/bNffbOf59wFdS6if3u0vrqyP3owPvepfXQivDQkO/PkKh9K7STVf779P///wD/ACH5BAEKAH8ALAAAAAAQABAAAAemgH+CgxeFF4OIhBdKGwFChYl/hYwbdkoBPnaQkosbG3d3VEpSUlonUoY1Gzo6QkI8SrGxWBOFG4uySgY5ZWR3PFy2hnaWZXC/PHcPwkpJk1ShoHcxhQEXSUmtFy6+0iSFVResrjoTPDzdcoU+F65CduVU6KAhhQa3F8Tx8nchBoYuqoTLZoAKFRIhqGwqJAULFx0GYpBQeChRIR4TJm6KJMhQRUSBAAA7\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <a href=\"datatypes-definitions.html#Ratio.denominator\" title=\"Ratio.denominator : The value of the denominator.\">denominator</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold; color: #301212; background-color: #fdf4f4;\" href=\"conformance-rules.html#constraints\" title=\"This element has or is affected by some invariants\">C</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">0..1</td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"datatypes.html#SimpleQuantity\">SimpleQuantity</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Denominator value<br/></td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>" }, "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode" : "normative" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version", "valueCode" : "4.0.0" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg", "valueCode" : "fhir" }], "url" : "http://hl7.org/fhir/StructureDefinition/Ratio", "version" : "6.0.0-ballot2", "name" : "Ratio", "status" : "active", "experimental" : false, "date" : "2024-10-02T17:31:51+00:00", "publisher" : "HL7 International / FHIR Infrastructure", "contact" : [{ "telecom" : [{ "system" : "url", "value" : "http://hl7.org/fhir" }] }, { "telecom" : [{ "system" : "url", "value" : "http://www.hl7.org/Special/committees/fiwg" }] }], "description" : "Ratio Type: A relationship of two Quantity values - expressed as a numerator and a denominator.", "jurisdiction" : [{ "coding" : [{ "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm", "code" : "001", "display" : "World" }] }], "purpose" : "Need to able to capture ratios for some measurements (titers) and some rates (costs).", "fhirVersion" : "6.0.0-ballot2", "mapping" : [{ "identity" : "v2", "uri" : "http://hl7.org/v2", "name" : "HL7 V2 Mapping" }, { "identity" : "rim", "uri" : "http://hl7.org/v3", "name" : "RIM Mapping" }], "kind" : "complex-type", "abstract" : false, "type" : "Ratio", "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/DataType", "derivation" : "specialization", "snapshot" : { "element" : [{ "id" : "Ratio", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode" : "normative" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version", "valueCode" : "4.0.0" }], "path" : "Ratio", "short" : "A ratio of two Quantity values - a numerator and a denominator", "definition" : "A relationship of two Quantity values - expressed as a numerator and a denominator.", "comment" : "The Ratio datatype should only be used to express a relationship of two numbers if the relationship cannot be suitably expressed using a Quantity and a common unit. Where the denominator value is known to be fixed to \"1\", Quantity should be used instead of Ratio.", "min" : 0, "max" : "*", "base" : { "path" : "Ratio", "min" : 0, "max" : "*" }, "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }, { "key" : "rat-1", "severity" : "error", "human" : "Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present", "expression" : "(numerator.exists() and denominator.exists()) or (numerator.empty() and denominator.empty() and extension.exists())", "source" : "http://hl7.org/fhir/StructureDefinition/Ratio" }], "isModifier" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a,RTO" }, { "identity" : "v2", "map" : "N/A" }] }, { "id" : "Ratio.id", "path" : "Ratio.id", "representation" : ["xmlAttr"], "short" : "Unique id for inter-element referencing", "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "min" : 0, "max" : "1", "base" : { "path" : "Element.id", "min" : 0, "max" : "1" }, "type" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl" : "id" }], "code" : "http://hl7.org/fhirpath/System.String" }], "condition" : ["ele-1"], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Ratio.extension", "path" : "Ratio.extension", "slicing" : { "discriminator" : [{ "type" : "value", "path" : "url" }], "description" : "Extensions are always sliced by (at least) url", "rules" : "open" }, "short" : "Additional content defined by implementations", "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.", "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.", "alias" : ["extensions", "user content"], "min" : 0, "max" : "*", "base" : { "path" : "Element.extension", "min" : 0, "max" : "*" }, "type" : [{ "code" : "Extension" }], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : "n/a" }] }, { "id" : "Ratio.numerator", "path" : "Ratio.numerator", "short" : "Numerator value", "definition" : "The value of the numerator.", "min" : 0, "max" : "1", "base" : { "path" : "Ratio.numerator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity" }], "condition" : ["rat-1"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : ".numerator" }] }, { "id" : "Ratio.denominator", "path" : "Ratio.denominator", "short" : "Denominator value", "definition" : "The value of the denominator.", "min" : 0, "max" : "1", "base" : { "path" : "Ratio.denominator", "min" : 0, "max" : "1" }, "type" : [{ "code" : "Quantity", "profile" : ["http://hl7.org/fhir/StructureDefinition/SimpleQuantity"] }], "condition" : ["rat-1"], "constraint" : [{ "key" : "ele-1", "severity" : "error", "human" : "All FHIR elements must have a @value or children", "expression" : "hasValue() or (children().count() > id.count())", "source" : "http://hl7.org/fhir/StructureDefinition/Element" }], "isModifier" : false, "isSummary" : false, "mapping" : [{ "identity" : "rim", "map" : ".denominator" }] }] }, "differential" : { "element" : [{ "id" : "Ratio", "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode" : "normative" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version", "valueCode" : "4.0.0" }], "path" : "Ratio", "short" : "A ratio of two Quantity values - a numerator and a denominator", "definition" : "A relationship of two Quantity values - expressed as a numerator and a denominator.", "comment" : "The Ratio datatype should only be used to express a relationship of two numbers if the relationship cannot be suitably expressed using a Quantity and a common unit. Where the denominator value is known to be fixed to \"1\", Quantity should be used instead of Ratio.", "min" : 0, "max" : "*", "constraint" : [{ "key" : "rat-1", "severity" : "error", "human" : "Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present", "expression" : "(numerator.exists() and denominator.exists()) or (numerator.empty() and denominator.empty() and extension.exists())", "source" : "http://hl7.org/fhir/StructureDefinition/Ratio" }], "mapping" : [{ "identity" : "v2", "map" : "N/A" }, { "identity" : "rim", "map" : "RTO" }] }, { "id" : "Ratio.numerator", "path" : "Ratio.numerator", "short" : "Numerator value", "definition" : "The value of the numerator.", "min" : 0, "max" : "1", "type" : [{ "code" : "Quantity" }], "condition" : ["rat-1"], "mapping" : [{ "identity" : "rim", "map" : ".numerator" }] }, { "id" : "Ratio.denominator", "path" : "Ratio.denominator", "short" : "Denominator value", "definition" : "The value of the denominator.", "min" : 0, "max" : "1", "type" : [{ "code" : "Quantity", "profile" : ["http://hl7.org/fhir/StructureDefinition/SimpleQuantity"] }], "condition" : ["rat-1"], "mapping" : [{ "identity" : "rim", "map" : ".denominator" }] }] } }
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.
FHIR ®© HL7.org 2011+. FHIR R6 hl7.fhir.core#6.0.0-ballot2 generated on Wed, Oct 2, 2024 17:56+0000.
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