Table 3.
Ten (non-BFO) source ontologies that have a class included in other ontologies. Note that all of these ontologies are found in the OBO Foundry.
| Source Ontology | # Classes in Source Ontology | # Ontologies that Include Any Class | # Ontologies that Include All Classes | Average # Classes Included (% of source ontology classes) [standard deviation] | Example Ontologies that Include a Class (# Classes reused) | Source Ontology Has BFO Classes | Source Ontology Subject Domain |
|---|---|---|---|---|---|---|---|
| IAO | 125 | 50 | 4 | 25.36 (20.3%) [37.32] | AERO (125), DDI (109), ERO (18) | Yes | Information entities |
| OBI | 2,309 | 44 | 0 | 66.6 (2.88%) [150.4] | ENM (632), ERO (524), CCONT (59) | Yes | Biomedical investigations |
| PATO | 1,570 | 43 | 6 | 279.9 (17.8%) [754.7] | NIFCell (1570), FYPO (128), CLO (10) | Yes | Phenotypes and traits |
| GO | 40,471 | 37 | 0 | 186.3(0.46%) [450.73] | FYPO (2346), OMIT (263), CLO (13) | No | Genes |
| ChEBI | 56,231 | 33 | 0 | 319.2 (0.57%) [732.0] | DINTO (3922), EFO (891), PORO (32) | No | Chemicals |
| NCBITaxon | 906,907 | 26 | 0 | 219.4 (0.00%) [415.0] | CCONT (1447), VO (405), IDOMAL (19) | No | Organismal taxonomy |
| UO | 331 | 25 | 3 | 96.0 (29.0%) [127.7] | MS (331), BAO (49), DDI (3) | Yes | Units and measurements |
| SO | 2,313 | 23 | 0 | 35.6 (1.54%) [79.5] | MIRNAO (348), OBI BCGO (35), EFO (3) | No | Biological sequencing |
| CL | 2,183 | 20 | 0 | 93.1 (4.26%) [195.4] | EFO (653), CLO (133), OBI (28) | Yes | Cell types |
| OGMS | 124 | 19 | 2 | 11.0 (8.87%) [20.6] | SDO (71), AERO (69), IDO (5), VSO (2) | Yes | Clinical encounters |