{"abstract":false,"base":"http://hl7.org/fhir/StructureDefinition/Element","contact":[{"telecom":[{"system":"other","value":"http://hl7.org/fhir"}]}],"date":"2015-12-03T09:57:31+11:00","description":"Base StructureDefinition for Ratio Type","differential":{"element":[{"constraint":[{"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-expression","valueString":"numerator.empty() xor denominator"}],"human":"Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present","key":"rat-1","severity":"error","xpath":"(count(f:numerator) = count(f:denominator)) and ((count(f:numerator) > 0) or (count(f:extension) > 0))"}],"definition":"A relationship of two Quantity values - expressed as a numerator and a denominator.","isSummary":true,"mapping":[{"identity":"v2","map":"N/A"},{"identity":"rim","map":"RTO"}],"max":"*","min":0,"path":"Ratio","short":"A ratio of two Quantity values - a numerator and a denominator","type":[{"code":"Element"}]},{"definition":"The value of the numerator.","isSummary":true,"mapping":[{"identity":"rim","map":".numerator"}],"max":"1","min":0,"path":"Ratio.numerator","short":"Numerator value","type":[{"code":"Quantity"}]},{"definition":"The value of the denominator.","isSummary":true,"mapping":[{"identity":"rim","map":".denominator"}],"max":"1","min":0,"path":"Ratio.denominator","short":"Denominator value","type":[{"code":"Quantity"}]}]},"fhirVersion":"1.1.0","id":"Ratio","kind":"datatype","mapping":[{"identity":"v2","name":"HL7 v2","uri":"http://hl7.org/v2"},{"identity":"rim","name":"RIM","uri":"http://hl7.org/v3"}],"name":"Ratio","publisher":"HL7 FHIR Standard","requirements":"Need to able to capture ratios for some measurements (titers) and some rates (costs).","resourceType":"StructureDefinition","snapshot":{"element":[{"constraint":[{"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-expression","valueString":"numerator.empty() xor denominator"}],"human":"Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present","key":"rat-1","severity":"error","xpath":"(count(f:numerator) = count(f:denominator)) and ((count(f:numerator) > 0) or (count(f:extension) > 0))"}],"definition":"A relationship of two Quantity values - expressed as a numerator and a denominator.","isSummary":true,"mapping":[{"identity":"v2","map":"N/A"},{"identity":"rim","map":"RTO"}],"max":"*","min":0,"path":"Ratio","short":"A ratio of two Quantity values - a numerator and a denominator","type":[{"code":"Element"}]},{"definition":"unique id for the element within a resource (for internal references).","mapping":[{"identity":"rim","map":"n/a"}],"max":"1","min":0,"path":"Ratio.id","representation":["xmlAttr"],"short":"xml:id (or equivalent in JSON)","type":[{"code":"id"}]},{"alias":["extensions","user content"],"comments":"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.","definition":"May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.","mapping":[{"identity":"rim","map":"n/a"}],"max":"*","min":0,"path":"Ratio.extension","short":"Additional Content defined by implementations","type":[{"code":"Extension"}]},{"definition":"The value of the numerator.","isSummary":true,"mapping":[{"identity":"rim","map":".numerator"}],"max":"1","min":0,"path":"Ratio.numerator","short":"Numerator value","type":[{"code":"Quantity"}]},{"definition":"The value of the denominator.","isSummary":true,"mapping":[{"identity":"rim","map":".denominator"}],"max":"1","min":0,"path":"Ratio.denominator","short":"Denominator value","type":[{"code":"Quantity"}]}]},"status":"draft","text":{"div":"
\r\n\r\n\r\n
NameFlagsCard.TypeDescription & Constraints\"doco\"
\".\"\".\" Ratio Σ IElementA ratio of two Quantity values - a numerator and a denominator
Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present
\".\"\".\"\".\" numerator Σ0..1QuantityNumerator value
\".\"\".\"\".\" denominator Σ0..1QuantityDenominator value

\"doco\" Documentation for this format
","status":"generated"},"url":"http://hl7.org/fhir/StructureDefinition/Ratio"}