R4 Draft for Comment
FoundationThis page is part of the FHIR Specification (v3.2.0: R4 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions 
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| Modeling and Methodology Work Group | Maturity Level: N/A | Ballot Status: Informative |
StructureDefinition for SampledData
{
"resourceType": "StructureDefinition",
"id": "SampledData",
"meta": {
"lastUpdated": "2017-12-20T15:52:34.818+11:00"
},
"text": {
"status": "generated",
"div": "<div>!-- Snipped for Brevity --></div>"
},
"url": "http://hl7.org/fhir/StructureDefinition/SampledData",
"name": "SampledData",
"status": "draft",
"date": "2017-12-20T15:52:34+11:00",
"publisher": "HL7 FHIR Standard",
"contact": [
{
"telecom": [
{
"system": "url",
"value": "http://hl7.org/fhir"
}
]
}
],
"description": "Base StructureDefinition for SampledData Type: A series of measurements taken by a device, with upper and lower limits. There may be more than one dimension in the data.",
"purpose": "There is a need for a concise way to handle the data produced by devices that sample a physical state at a high frequency.",
"fhirVersion": "3.2.0",
"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": "SampledData",
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Element",
"derivation": "specialization",
"snapshot": {
"element": [
{
"id": "SampledData",
"path": "SampledData",
"short": "A series of measurements taken by a device",
"definition": "A series of measurements taken by a device, with upper and lower limits. There may be more than one dimension in the data.",
"comment": "The data is not interpretable without at least origin, period, and dimensions, but these are optional to allow a separation between the template of measurement and the actual measurement, such as between DeviceCapabilities and DeviceLog. When providing a summary view (for example with Observation.value[x]) SampledData should be represented with a brief display text such as \"Sampled Data\".",
"min": 0,
"max": "*",
"condition": [
"ele-1"
],
"constraint": [
{
"key": "ele-1",
"severity": "error",
"human": "All FHIR elements must have a @value or children",
"expression": "hasValue() | (children().count() > id.count())",
"xpath": "@value|f:*|h:div",
"source": "Element"
}
],
"mapping": [
{
"identity": "rim",
"map": "n/a"
},
{
"identity": "v2",
"map": "N/A (but see section 7.14 in v2.7)"
},
{
"identity": "rim",
"map": "SLIST + GLIST"
}
]
},
{
"id": "SampledData.id",
"path": "SampledData.id",
"representation": [
"xmlAttr"
],
"short": "xml:id (or equivalent in JSON)",
"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": [
{
"code": "string"
}
],
"mapping": [
{
"identity": "rim",
"map": "n/a"
}
]
},
{
"id": "SampledData.extension",
"path": "SampledData.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. 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.",
"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"
}
],
"mapping": [
{
"identity": "rim",
"map": "n/a"
}
]
},
{
"id": "SampledData.origin",
"path": "SampledData.origin",
"short": "Zero value and units",
"definition": "The base quantity that a measured value of zero represents. In addition, this provides the units of the entire measurement series.",
"min": 1,
"max": "1",
"type": [
{
"code": "Quantity",
"profile": "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "SLIST.origin"
}
]
},
{
"id": "SampledData.period",
"path": "SampledData.period",
"short": "Number of milliseconds between samples",
"definition": "The length of time between sampling times, measured in milliseconds.",
"comment": "This is usually a whole number.",
"min": 1,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "GLIST.increment"
}
]
},
{
"id": "SampledData.factor",
"path": "SampledData.factor",
"short": "Multiply data by this before adding to origin",
"definition": "A correction factor that is applied to the sampled data points before they are added to the origin.",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"defaultValueDecimal": 1,
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "SLIST.factor"
}
]
},
{
"id": "SampledData.lowerLimit",
"path": "SampledData.lowerLimit",
"short": "Lower limit of detection",
"definition": "The lower limit of detection of the measured points. This is needed if any of the data points have the value \"L\" (lower than detection limit).",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (use SLIST.digits.nullFlavor)"
}
]
},
{
"id": "SampledData.upperLimit",
"path": "SampledData.upperLimit",
"short": "Upper limit of detection",
"definition": "The upper limit of detection of the measured points. This is needed if any of the data points have the value \"U\" (higher than detection limit).",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (use SLIST.digits.nullFlavor)"
}
]
},
{
"id": "SampledData.dimensions",
"path": "SampledData.dimensions",
"short": "Number of sample points at each time point",
"definition": "The number of sample points at each time point. If this value is greater than one, then the dimensions will be interlaced - all the sample points for a point in time will be recorded at once.",
"comment": "If there is more than one dimension, the code for the type of data will define the meaning of the dimensions (typically ECG data).",
"min": 1,
"max": "1",
"type": [
{
"code": "positiveInt"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (fixed to 1)"
}
]
},
{
"id": "SampledData.data",
"path": "SampledData.data",
"short": "Decimal values with spaces, or \"E\" | \"U\" | \"L\"",
"definition": "A series of data points which are decimal values separated by a single space (character u20). The special values \"E\" (error), \"L\" (below detection limit) and \"U\" (above detection limit) can also be used in place of a decimal value.",
"comment": "Data may be missing if it is omitted for summarization purposes. In general, data is required for any actual use of a SampledData.",
"min": 0,
"max": "1",
"type": [
{
"code": "string"
}
],
"mapping": [
{
"identity": "rim",
"map": "SLIST.digits"
}
]
}
]
},
"differential": {
"element": [
{
"id": "SampledData",
"path": "SampledData",
"short": "A series of measurements taken by a device",
"definition": "A series of measurements taken by a device, with upper and lower limits. There may be more than one dimension in the data.",
"comment": "The data is not interpretable without at least origin, period, and dimensions, but these are optional to allow a separation between the template of measurement and the actual measurement, such as between DeviceCapabilities and DeviceLog. When providing a summary view (for example with Observation.value[x]) SampledData should be represented with a brief display text such as \"Sampled Data\".",
"min": 0,
"max": "*",
"mapping": [
{
"identity": "v2",
"map": "N/A (but see section 7.14 in v2.7)"
},
{
"identity": "rim",
"map": "SLIST + GLIST"
}
]
},
{
"id": "SampledData.origin",
"path": "SampledData.origin",
"short": "Zero value and units",
"definition": "The base quantity that a measured value of zero represents. In addition, this provides the units of the entire measurement series.",
"min": 1,
"max": "1",
"type": [
{
"code": "Quantity",
"profile": "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "SLIST.origin"
}
]
},
{
"id": "SampledData.period",
"path": "SampledData.period",
"short": "Number of milliseconds between samples",
"definition": "The length of time between sampling times, measured in milliseconds.",
"comment": "This is usually a whole number.",
"min": 1,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "GLIST.increment"
}
]
},
{
"id": "SampledData.factor",
"path": "SampledData.factor",
"short": "Multiply data by this before adding to origin",
"definition": "A correction factor that is applied to the sampled data points before they are added to the origin.",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"defaultValueDecimal": 1,
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "SLIST.factor"
}
]
},
{
"id": "SampledData.lowerLimit",
"path": "SampledData.lowerLimit",
"short": "Lower limit of detection",
"definition": "The lower limit of detection of the measured points. This is needed if any of the data points have the value \"L\" (lower than detection limit).",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (use SLIST.digits.nullFlavor)"
}
]
},
{
"id": "SampledData.upperLimit",
"path": "SampledData.upperLimit",
"short": "Upper limit of detection",
"definition": "The upper limit of detection of the measured points. This is needed if any of the data points have the value \"U\" (higher than detection limit).",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (use SLIST.digits.nullFlavor)"
}
]
},
{
"id": "SampledData.dimensions",
"path": "SampledData.dimensions",
"short": "Number of sample points at each time point",
"definition": "The number of sample points at each time point. If this value is greater than one, then the dimensions will be interlaced - all the sample points for a point in time will be recorded at once.",
"comment": "If there is more than one dimension, the code for the type of data will define the meaning of the dimensions (typically ECG data).",
"min": 1,
"max": "1",
"type": [
{
"code": "positiveInt"
}
],
"isSummary": true,
"mapping": [
{
"identity": "rim",
"map": "N/A (fixed to 1)"
}
]
},
{
"id": "SampledData.data",
"path": "SampledData.data",
"short": "Decimal values with spaces, or \"E\" | \"U\" | \"L\"",
"definition": "A series of data points which are decimal values separated by a single space (character u20). The special values \"E\" (error), \"L\" (below detection limit) and \"U\" (above detection limit) can also be used in place of a decimal value.",
"comment": "Data may be missing if it is omitted for summarization purposes. In general, data is required for any actual use of a SampledData.",
"min": 0,
"max": "1",
"type": [
{
"code": "string"
}
],
"mapping": [
{
"identity": "rim",
"map": "SLIST.digits"
}
]
}
]
}
}
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.
®© HL7.org 2011+. FHIR Release 4 Draft for Comment (Jan-2018 v3.2.0-12885) generated on Wed, Dec 20, 2017 15:56+1100. QA Page
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