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Unified Medical Language System (UMLS)

OMS (Omaha System) - Statistics


Semantic Type Distribution

Semantic Type IDSemantic Type NameCount Percentage Distribution
T033Finding32363.2
T061Therapeutic or Preventive Procedure275.3
T058Health Care Activity265.1
T184Sign or Symptom203.9
T047Disease or Syndrome142.7
T054Social Behavior112.2
T048Mental or Behavioral Dysfunction91.8
T040Organism Function91.8
T046Pathologic Function71.4
T080Qualitative Concept61.2

Term Type Counts

Term TypeExpanded FormCount
SIName of a sign or symptom of a problem377
TGName of the target of an intervention76
MTH_SIMTH Sign or symptom of42
PRName of a problem42
PQQualifier for a problem6
IVCIntervention categories4
HTHierarchical term4
SCALEScale3

Attribute Counts

Attribute TypeExpanded FormCount
MEAIn NOC, the "measurement scale" used for a particular outcome.15
MODIFIERModifier6

Relationship Counts

Relation Name/Additional LabelExpanded FormCount
SIB/has sibling relationship in a Metathesaurus source vocabulary./Empty relationship attribute3972
PAR/has parent relationship in a Metathesaurus source vocabulary /Empty relationship attribute423
CHD/has child relationship in a Metathesaurus source vocabulary /Empty relationship attribute423
RO/has_sign_or_symptomhas relationship other than synonymous, narrower, or broader/Has sign or symptom377
RO/sign_or_symptom_ofhas relationship other than synonymous, narrower, or broader/Sign or symptom of377
SY/mth_has_expanded_formsource asserted synonymy./MTH has expanded form42
SY/mth_expanded_form_ofsource asserted synonymy./MTH expanded form of42

Definition Count

Count
135

Source Overlap

Source# Concepts Sharing Atom/# Total ConceptsPercentage Distribution
SNOMEDCT_US215/51142.1
SCTSPA213/51141.7
CHV155/51130.3
RCD109/51121.3
NCI100/51119.6
MSH98/51119.2
AOD95/51118.6
MSHCZE94/51118.4
MSHNOR94/51118.4
MSHFRE93/51118.2
MSHPOR93/51118.2
SNMI93/51118.2
MSHSPA92/51118.0
MSHGER90/51117.6
MSHITA90/51117.6
MEDCIN86/51116.8
MSHSWE85/51116.6
MSHPOL84/51116.4
MSHRUS84/51116.4
MSHJPN83/51116.2
MSHDUT81/51115.9
MSHFIN81/51115.9
CSP76/51114.9
LNC73/51114.3
MDR73/51114.3
MDRCZE73/51114.3
MDRDUT73/51114.3
MDRFRE73/51114.3
MDRGER73/51114.3
MDRHUN73/51114.3
MDRITA73/51114.3
MDRJPN73/51114.3
MDRPOR73/51114.3
MDRSPA73/51114.3
SNM71/51113.9
LCH_NW70/51113.7
MSHSCR69/51113.5
PSY64/51112.5
CCPSS60/51111.7
LCH59/51111.5
ICPC2P55/51110.8
NANDA-I50/5119.8
ICPC2ICD10ENG49/5119.6
NCI_NICHD46/5119.0
OMIM45/5118.8
DXP43/5118.4
CST42/5118.2
HPO42/5118.2
COSTAR39/5117.6
NCI_NCI-GLOSS39/5117.6
NOC38/5117.4
WHO38/5117.4
WHOFRE38/5117.4
WHOGER38/5117.4
WHOPOR38/5117.4
ICD10CM37/5117.2
NDFRT37/5117.2
WHOSPA37/5117.2
ICD9CM35/5116.8
MEDLINEPLUS35/5116.8
ICD10AM26/5115.1
MTHICD926/5115.1
NCI_FDA26/5115.1
DMDICD1025/5114.9
ICD1025/5114.9
ICD10DUT25/5114.9
KCD525/5114.9
BI24/5114.7
CCC24/5114.7
ICPC2ICD10DUT24/5114.7
ICNP23/5114.5
RCDSY23/5114.5
NCI_CTCAE20/5113.9
QMR15/5112.9
RCDAE15/5112.9
SNOMEDCT_VET15/5112.9
PCDS14/5112.7
NIC13/5112.5
ALT12/5112.3
ICPC2EDUT11/5112.2
ICPC2EENG11/5112.2
PDQ11/5112.2
GO10/5112.0
ICPC10/5112.0
NCI_CDISC10/5112.0
ICF9/5111.8
ICF-CY9/5111.8
ICPCBAQ9/5111.8
ICPCDAN9/5111.8
ICPCDUT9/5111.8
ICPCFIN9/5111.8
ICPCFRE9/5111.8
ICPCGER9/5111.8
ICPCHEB9/5111.8
ICPCHUN9/5111.8
ICPCITA9/5111.8
ICPCNOR9/5111.8
ICPCPOR9/5111.8
ICPCSPA9/5111.8
ICPCSWE9/5111.8
HL7V3.07/5111.4
CPM6/5111.2
ICD10AE6/5111.2
ICD10AMAE6/5111.2
RCDSA6/5111.2