Skip Navigation Bar

Unified Medical Language System® (UMLS®)

Statistics - 2016AB Release

Official Counts:
Release version:    2016AB
Release format:    RRF
Concepts:    3,436,707
Number of concept names (AUIs):    13,369,382
Number of distinct concept names (SUIs):    11,287,976
Number of distinct normalized concept names (LUIs):    10,291,037
Number of sources (distinct source families by language):    154
Number of sources contributing concept names:    199
Number of languages contributing concept names:    25

Name Count by Language:

LanguageName Count% of Metathesaurus
ENG941745370.44%
SPA136617210.22%
FRE4067713.04%
POR3400092.54%
JPN3148102.35%
DUT2801912.1%
ITA2249331.68%
GER2188291.64%
RUS1767971.32%
CZE1629301.22%
HUN1007940.75%
CHI686840.51%
NOR588730.44%
TUR503360.38%
POL452440.34%
KOR386640.29%
EST309370.23%
SWE263110.2%
FIN254890.19%
SCR96860.07%
GRE21610.02%
LAV14050.01%
DAN7230.01%
BAQ6950.01%
HEB4850%

 

Name Count by Source Restriction Level (SRL):

SRLSource Count% of Sources
0647695148.45%
11339771%
2221560.17%
3389009129.1%
41799251.35%
9266628219.94%
0+4 665687649.79%

 

Count of Atoms by Suppressibility:

Suppressibility StatusName Count% of Metathesaurus
Y5773884.32%
N1147916085.86%
O12837169.6%
E291180.22%

 

Source Counts by Language (from MRSAB):

LanguageName count% of Metathesaurus
ENG12964.82%
FRE94.52%
GER94.52%
SPA94.52%
DUT73.52%
ITA63.02%
POR52.51%
KOR31.51%
JPN21.01%
* 21.01%
RUS21.01%
SWE21.01%
NOR21.01%
CZE21.01%
FIN21.01%
HUN21.01%
LAV10.5%
GRE10.5%
TUR10.5%
HEB10.5%
DAN10.5%
BAQ10.5%
CHI10.5%
SCR10.5%
POL10.5%
EST10.5%

*Note: 2 sources contribute relationships which have no associated language values.