Table 2.

Top 10 UMLS Source Vocabularies for VINCI and Social Media Data Sources

Source Vocabulary (% Coverage)
VINCI	Social Media
MTH (78.2)	MTH (81.9)
SNOMEDCT_US (48.6)	SNOMEDCT_US (51.9)
NCI (40.2)	NCI (47.6)
CHV (34.8)	CHV (36.4)
MSH (18.2)	MSH (18.3)
NLMSubSyn (17.0)	NLMSubSyn (15.2)
SNMI (6.8)	AOD (11.8)
LNC (6.2)	SNMI (10.7)
AOD (5.6)	LNC (4.6)
HL7V3.0 (3.1)	ICF (4.1)

Abbreviations: VINCI, Veterans Affairs Informatics and Computing Infrastructure Source vocabularies described at: http://www.nlm.nih.gov/research/umls/knowledge_sources/metathesaurus/release/source_vocabularies.html