Property talk:P8363

Documentation

• Start a query
• Current uses
• Statistics by class
• List of values
• List of qualifiers
• Count

study type
classification system for clinical trial, experiment, research

Represents	study type (Q78088984)
Data type	Item
Domain	clinical trial (Q30612), experiment (Q101965), research (Q42240) or research project (Q1298668)
Example	PARAMOUNT trial (Q17148583) → interventional study (Q78089383) RV 144 (Q7278028) → interventional study (Q78089383) Medical Cannabis Registry and Pharmacology (Q63597344) → observational study (Q818574) Expanded Access Protocol to Provide Brincidofovir for the Treatment of Serious Adenovirus Infection or Disease (Q64790189) → expanded access type (Q78093526) Factorial Randomized Trial of Rendesivir and Baricitinib Plus Dexamethasone for COVID-19 (the AMMURAVID Trial) (Q107214040) → randomized controlled trial (Q1436668)
Tracking: usage	Category:Pages using Wikidata property P8363 (Q125145002)
See also	research intervention (P4844), clinical trial phase (P6099), research site (P6153), research subject recruitment status (P8005)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P8363 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 383,041 Main statement 383,030 >99.9% of uses Qualifier 10 <0.1% of uses Reference 1 <0.1% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Value type “study type (Q78088984)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value study type (Q78088984) (or a subclass thereof). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8363#Value type Q78088984, SPARQL

Type “clinical trial (Q30612), experiment (Q101965), research (Q42240), research project (Q1298668)”: item must contain property “instance of (P31)” with classes “clinical trial (Q30612), experiment (Q101965), research (Q42240), research project (Q1298668)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8363#Type Q30612, Q101965, Q42240, Q1298668, SPARQL

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8363#Scope, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8363#Entity types