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Table 6 A comparison between the SCTO and existing SCT studies

From: SNOMED CT standard ontology based on the ontology for general medical science

The study Format The base Top-level ontology Description logic Modeled hierarchies Publicly available Size Can model pre-coordinated concepts Can model post-coordinated concepts Handled semantics
Proposed SCTO Ontology SCM BFO and OGMS EL++ Whole SCT OWL format Top-level concepts Yes Yes Complete OWL axioms for all top-level SCT concepts
SCT Perl script [3] Ontology No No EL++ Whole SCT Perl script Low-level concepts Yes No SCT taxonomy
Schulz & Martínez-Costa [31] Ontology No BioTopLite2 OWL DL Whole SCT No Top-level concepts Yes No SCT taxonomy and basic relations
Campbell et al. [20] Graph database No No No Whole SCT No Low-level concepts Yes No SCT taxonomy
Martínez-Costa and Schulz [59] Ontology SCT context model BioTopLite OWLDL Clinical findings No Low-level concepts Yes Yes SCT taxonomy and basic relations
Cheetham et al. [60] Ontology No BioTopLite2 OWLDL Disorders No Low-level concepts Yes Yes SCT taxonomy and basic relations
Bodenreider [61] Ontology No No OWL EL Disorders, procedures No Low-level concepts Yes No SCT taxonomy
Hogan [62] Ontology No BFO OWL EL Whole SCT No Top-level concepts No No SCT taxonomy
Ochs et al. [63] Abstraction network No No No Observable entity No Low-level concepts Yes No SCT taxonomy