As of 2022-03-07, the Wikidata property research intervention (P4844) is used on 89,117 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P31 instance of 89,113
 0.0010
P3098 ClinicalTrials.gov ID 86,516
 0.2409
P8363 study type 85,972
 0.2439
P580 start time 85,127
 0.1306
P1132 number of participants 84,682
 0.1994
P1476 title 84,616
 0.0021
P582 end time 80,424
 0.1410
P2899 minimum age 78,813
 0.2381
P6099 clinical trial phase 66,687
 0.3646
P17 country 65,244
 0.0045
P4135 maximum age 43,812
 0.1933
P1050 medical condition 43,633
 0.1933
P6153 research site 30,832
 0.1841
P1813 short name 19,646
 0.0794
P859 sponsor 19,114
 0.0861
P8005 research subject recruitment status 15,504
 0.1262
P921 main subject 9,916
 0.0007
P767 contributor to the creative work or subject 3,142
 0.0284
P703 found in taxon 2,572
 0.0010
P4945 download link 2,559
 0.0271
P684 ortholog 2,537
 0.0074
P370 Sandbox-String 2,374
 0.0259
P131 located in the administrative territorial entity 1,483
 0.0001
P1325 external data available at 1,103
 0.0103
P680 molecular function 630
 0.0013
P356 DOI 621
 0.0000
P8329 principal investigator 239
 0.0026
P2283 uses 154
 0.0014
P352 UniProt protein ID 110
 0.0002
P2093 author name string 24
 0.0000
P2175 medical condition treated 23
 0.0003
P856 official website 19
 0.0000
P8324 funder 18
 0.0002
P248 stated in 16
 0.0002
P638 PDB structure ID 15
 0.0001
P973 described at URL 11
 0.0000
P7019 ANZCTR ID 10
 0.0001
P361 part of 9
 0.0000
P18 image 9
 0.0000
P646 Freebase ID 9
 0.0000
P137 operator 8
 0.0000
P571 inception 8
 0.0000
P625 coordinate location 8
 0.0000
P1684 inscription 7
 0.0001
P276 location 7
 0.0000
P2671 Google Knowledge Graph ID 6
 0.0000
P6366 Microsoft Academic ID 5
 0.0000
P373 Commons category 4
 0.0000
P577 publication date 4
 0.0000
P6220 OpenTrials ID 3
 0.0000

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P6099 clinical trial phase 66,687
 0.3646
P8363 study type 85,972
 0.2439
P3098 ClinicalTrials.gov ID 86,516
 0.2409
P2899 minimum age 78,813
 0.2381
P1132 number of participants 84,682
 0.1994
P4135 maximum age 43,812
 0.1933
P1050 medical condition 43,633
 0.1933
P6153 research site 30,832
 0.1841
P582 end time 80,424
 0.1410
P580 start time 85,127
 0.1306
P8005 research subject recruitment status 15,504
 0.1262
P859 sponsor 19,114
 0.0861
P1813 short name 19,646
 0.0794
P767 contributor to the creative work or subject 3,142
 0.0284
P4945 download link 2,559
 0.0271
P370 Sandbox-String 2,374
 0.0259
P1325 external data available at 1,103
 0.0103
P684 ortholog 2,537
 0.0074
P17 country 65,244
 0.0045
P8329 principal investigator 239
 0.0026
P1476 title 84,616
 0.0021
P2283 uses 154
 0.0014
P680 molecular function 630
 0.0013
P703 found in taxon 2,572
 0.0010
P31 instance of 89,113
 0.0010
P921 main subject 9,916
 0.0007
P2175 medical condition treated 23
 0.0003
P8324 funder 18
 0.0002
P248 stated in 16
 0.0002
P352 UniProt protein ID 110
 0.0002
P131 located in the administrative territorial entity 1,483
 0.0001
P638 PDB structure ID 15
 0.0001
P7019 ANZCTR ID 10
 0.0001
P1684 inscription 7
 0.0001
P6220 OpenTrials ID 3
 0.0000
P356 DOI 621
 0.0000
P8064 Chinese Clinical Trial Registry ID 2
 0.0000
P2143 genome size 2
 0.0000
P5230 chromosome count 2
 0.0000
P2769 budget 2
 0.0000
P2130 cost 2
 0.0000
P1801 commemorative plaque image 2
 0.0000
P973 described at URL 11
 0.0000
P6366 Microsoft Academic ID 5
 0.0000
P137 operator 8
 0.0000
P652 UNII 2
 0.0000
P856 official website 19
 0.0000
P5439 research measurement 1
 0.0000
P1011 excluding 1
 0.0000
P4425 mtDNA haplogroup 1
 0.0000