Class: DataItem

An InformationEntity representing an individual piece of data, generated/acquired through methods which reliably produce truthful information about something.

URI: vaspec:DataItem

Parents

• is_a: InformationEntity - An abstract (non-physical) entity that is about something.

Referenced by Class

• DataItem DataItem➞componentDataItem _0..* DataItem
• DataItem DataItem➞confidenceInterval _0..1 DataItem
• DataItem DataItem➞variability _0..* DataItem
• InformationEntity InformationEntity➞confidenceScore _0..1 DataItem
• Statement Statement➞evidenceScore _0..1 DataItem
• StudyResult StudyResult➞data _0..* DataItem

Attributes

Own

• DataItem➞dataItemType _0..*
  • Description: A more specific type/category of information the data item represents (e.g. an event count, a patient weight, an allele frequency, a p-value)
  • Range: Coding
• DataItem➞value _1..1
  • Description: The value of the data item
  • Range: Ga4ghString
• DataItem➞unit _0..1
  • Description: A unit of measure for the value
  • Range: Coding
• DataItem➞variability _0..*
  • Description: A score describing the variability inherent in a data item representing a statistical summary of a set of observations/measurements (e.g. the standard deviation associated with a statistical mean calculated across several experimental replicates).
  • Range: DataItem
• DataItem➞confidenceInterval _0..1
  • Description: A measure of the probability that a parameter of interest will fall within a defined range of values around a mean or other statistical calculation.
  • Range: DataItem
• DataItem➞componentDataItem _0..*
  • Description: A more foundational data item that is a logical component of a compound data item.
  • Range: DataItem

Inherited from InformationEntity:

• Element➞extensionElement _0..*
  • Description: A key-value data structure that allows definition of custom fields to capture information not directly supported by the VA specification.
  • Range: Extension
• Entity➞localId _1..1
  • Description: The 'logical' identifier of the entity in the system of record, e.g. a UUID. This 'id' is unique within a given system. The identified entity may have a different 'id' in a different system.
  • Range: Identifier
• Entity➞globalIdentifier _0..*
  • Description: A 'business' identifier or accession number for the entity, typically as provided by an external system or authority, that is globally unique and persists across implementing systems.
  • Range: Identifier
• Entity➞type _1..1
  • Description: The schema class that is instantiated by the data object. Must be the name of a class from the VA schema.
  • Range: Class
• Entity➞label _0..1
  • Description: A primary name for the Entity.
  • Range: Ga4ghString
• Entity➞alternativeLabel _0..*
  • Description: An alternative name for the Entity.
  • Range: Ga4ghString
• Entity➞description _0..1
  • Description: A free text description of the Entity.
  • Range: Ga4ghString
• Entity➞hasURL _0..*
  • Description: The URL/web address of a digital resource representing the entity, or providing information about it.
  • Range: Url
• Entity➞reference _0..*
  • Description: A document or other Information Entity that describes the Entity.
  • Range: InformationEntity
• Entity➞xref _0..*
  • Description: A cross-reference that links to database identifiers of an entity that represents the same or a closely related concept or knowledge as the Entity.
  • Range: Ga4ghString
• Entity➞thisRecordMeta _0..1
  • Description: A reusable structure that encapsulates provenance metadata that applies to this concrete record/encoding of information about the Entity.
  • Range: RecordMetadata
• Entity➞sourceRecordMeta _0..*
  • Description: A reusable structure that encapsulates provenance metadata that applies to an upstream data record about the Entity, from which content of the present record was derived.
  • Range: RecordMetadata
• InformationEntity➞isAbout _0..*
  • Description: An entity or concept in the world that the information entity describes/is about.
  • Range: Entity
• InformationEntity➞qualifiedContribution _0..*
  • Description: A specific contribution made by some Agent to the creation, modification, or validation of the information represented in the Information Entity.
  • Range: Contribution
• InformationEntity➞dateAuthored _0..1
  • Description: The date the information content expressed in this entity was generated.
  • Range: Ga4ghDateTime
• InformationEntity➞wasSpecifiedBy _0..*
  • Description: A plan specification that describes all or part of the process through which the information was generated.
  • Range: Method
• InformationEntity➞derivedFrom _0..*
  • Description: An information resource from which the Information Entity is derived, in whole or in part
  • Range: InformationEntity
• InformationEntity➞wasOutputOf _0..*
  • Description: An activity that generated the Entity.
  • Range: Activity
• InformationEntity➞hasPart _0..*
  • Description: Any part of the Information Entity (e.g. individual value or record from a larger data set, a section of a larger document)
  • Range: InformationEntity
• InformationEntity➞partOf _0..*
  • Description: A larger Information Entity of which the present Information Entity is a part.
  • Range: InformationEntity
• InformationEntity➞isReportedIn _0..*
  • Description: A document in which the information content carried by the Information Entity is expressed
  • Range: Document
• InformationEntity➞confidenceLevel _0..1
  • Description: A qualitative term describing of degree of confidence held by the creator of the information entity, that the information it represents is true (e.g. 'high confidence', 'likely true', 'low confidence').
  • Range: Coding
• InformationEntity➞confidenceScore _0..1
  • Description: A quantitative score reflecting the degree of confidence held by the creator of the information entity, that the information it represents is true.
  • Range: DataItem
• InformationEntity➞version _0..1
  • Description: The version of the Information Entity (to be used in cases where version is not reflected in the id or identifiers associated with the entity).
  • Range: Ga4ghString
• InformationEntity➞license _0..1
  • Description: The type of license that dictates legal permissions for how a resource (e.g. dataset, document, protocol) can be used - typically referenced by its URL.
  • Range: Ga4ghString

Other properties

Comments:		Examples include raw observations or measurements such as an allele count, or patient's weight, derived calculations such as frequency or mean, and computed statistical scores/metrics such as p-values and z-scores.
Exact Mappings:		IAO:0000027