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Table 1 Extended dataset metadata based on W3C dataset description profile

From: Developing a healthcare dataset information resource (DIR) based on Semantic Web

Property Original value in W3C profile Extended value in DIR Level Description
Descriptive information
 dct:accrualPeriodicity IRI IRI or xsd:string Summary level Dataset update frequency
 Patient type N/A xsd:string Summary Level Patient type in a dataset (e.g., ICU patients)
 Geographic area N/A xsd:string Summary level Geographic area of a dataset (e.g., city, region, and state)
 Availability N/A xsd:string Summary level Availability of a dataset (e.g., public or proprietary)
 Dct:source IRI IRI or xsd:string Version level and distribution level Data source provenance
 Subject number N/A xsd:integer Version level Number of subjects (e.g., number of patients)
 Table number N/A xsd:integer Version level Number of tables
 pav:createdWith IRI IRI or xsd:string Distribution level Tools used to create a dataset
Publication-related metadata
 cito:citesAsDataSource N/A IRI Summary level Link to publications or a collection of publications using a dataset
 Publication number N/A xsd:integer Summary level Number of publications that analyze a dataset
 Methods in publications N/A xsd:string Summary level Methods used in publications to analyze a dataset
 Top methods in publications N/A xsd:string Summary level Top (usually top 10) methods used in publications to analyze a dataset
 PPI N/A xsd:float Summary level A publication-based popularity index for dataset ranking
Detailed data elements
 sio:has-data-item IRI IRI or xsd:string Distribution level Item listing (e.g., tables and entities)
 Data elements N/A xsd:string Distribution level Data elements (e.g., attributes)
Blogs
 Blog N/A IRI Summary level Links to blogs of a dataset