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Unified Medical Language System® (UMLS®)

Statistics - 2015AA Release

Official Counts:
Release version:    2015AA
Release format:    RRF
Concepts:    3,115,298
Number of concept names (AUIs):    12,051,032
Number of distinct concept names (SUIs):    10,018,900
Number of distinct normalized concept names (LUIs):    8,953,716
Number of sources (distinct source families by language):    140
Number of sources contributing concept names:    174
Number of languages contributing concept names:    21

Name Count by Language:

LanguageName Count% of Metathesaurus
ENG910917375.59%
SPA11733419.74%
JPN2615782.17%
DUT2264561.88%
FRE2151911.79%
GER1968421.63%
POR1695711.41%
CZE1550421.29%
ITA1532101.27%
RUS1149920.95%
HUN970650.81%
NOR567730.47%
POL452440.38%
SWE263110.22%
FIN254890.21%
KOR117710.1%
SCR96750.08%
LAV14050.01%
DAN7230.01%
BAQ6950.01%
HEB4850%

 

Name Count by Source Restriction Level (SRL):

SRLSource Count% of Sources
0543509145.1%
11286961.07%
2221560.18%
3372190130.88%
41766161.47%
9256657221.3%
0+4 561170746.57%

 

Count of Atoms by Suppressibility:

Suppressibility StatusName Count% of Metathesaurus
Y4893854.06%
N991548982.28%
O161762713.42%
E285310.24%

 

Source Counts by Language (from MRSAB):

LanguageName count% of Metathesaurus
ENG12471.26%
GER63.45%
SPA63.45%
DUT63.45%
FRE52.87%
ITA42.3%
POR42.3%
JPN21.15%
* 21.15%
SWE21.15%
NOR21.15%
CZE21.15%
FIN21.15%
KOR21.15%
HUN21.15%
LAV10.57%
RUS10.57%
HEB10.57%
DAN10.57%
BAQ10.57%
SCR10.57%
POL10.57%

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