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Unified Medical Language System (UMLS)

USPMG (USP Model Guidelines) - Statistics


Semantic Type Distribution

Semantic Type IDSemantic Type NameCount Percentage Distribution
T121Pharmacologic Substance155046.3
T109Organic Chemical121836.4
T116Amino Acid, Peptide, or Protein1604.8
T195Antibiotic1273.8
T125Hormone842.5
T129Immunologic Factor802.4

Term Type Counts

Term TypeExpanded FormCount
PTDesignated preferred name1501
HCHierarchical class202

Attribute Counts

Attribute TypeExpanded FormCount
LEVELRXNORM: Specifies the type of drug concepts - Values can be "Ingredient", "VA Class", or "VA Product"; ICF: hierarchical level number1703

Relationship Counts

Relation Name/Additional LabelExpanded FormCount
SIB/has sibling relationship in a Metathesaurus source vocabulary./Empty relationship attribute17066
PAR/has parent relationship in a Metathesaurus source vocabulary /Empty relationship attribute1836
CHD/has child relationship in a Metathesaurus source vocabulary /Empty relationship attribute1836

Definition Count

Count
0

Source Overlap

Source# Concepts Sharing Atom/# Total ConceptsPercentage Distribution
SNOMEDCT_US1496/169688.2
SCTSPA1489/169687.8
NDFRT1445/169685.2
MSH1437/169684.7
RXNORM1429/169684.3
VANDF1421/169683.8
NCI1408/169683.0
MMSL1383/169681.5
NDDF1375/169681.1
MTHSPL1337/169678.8
NCI_FDA1305/169676.9
MEDCIN1172/169669.1
CHV1066/169662.9
DRUGBANK994/169658.6
ATC981/169657.8
MSHFRE875/169651.6
RCD770/169645.4
MSHGER765/169645.1
MSHCZE725/169642.7
SNMI711/169641.9
MSHPOR703/169641.5
MSHITA694/169640.9
MSHSPA686/169640.4
MSHSWE653/169638.5
MSHPOL652/169638.4
MSHRUS652/169638.4
LNC572/169633.7
MSHFIN561/169633.1
MSHJPN549/169632.4
PDQ439/169625.9
CSP414/169624.4
NCI_NCI-GLOSS394/169623.2
SNM351/169620.7
LCH_NW292/169617.2
NCI_DCP289/169617.0
AOD241/169614.2
MSHSCR234/169613.8
MSHNOR212/169612.5
LCH176/169610.4
PSY150/16968.8
NCI_DTP140/16968.3
CCPSS68/16964.0
CPM60/16963.5
RCDAE40/16962.4
CVX18/16961.1
NCI_NICHD19/16961.1