Table 1: Terminology mapping resources that are utilized in the SALUS Framework.

Source systemTarget systemNumber of mappingsMapping resource

MedDRASNOMED-CT10,648OntoADR of the PROTECT project, manual improvement of UMLS mapping by PROTECT experts [73]
ICD-9-CMSNOMED-CT16,819OMOP Vocabulary, created manually by experts
ICD-10-CMSNOMED-CT59,122OMOP Vocabulary, created manually by experts
SNOMED-CTICD-1027,166CrossMap, a collaborative project by IHTSDO and WHO
ICD-10-GMICD-1012,318Identical codes in both systems
ICD-9-CMSNOMED-CT43,086BioPortal, manual review by SALUS experts before inclusion
ICD-10-CMSNOMED-CT45,022BioPortal, manual review by SALUS experts before inclusion