Table 1.

Comparison of SNOMED CT with six reference terminologies

Reference Terminology	Size of Terminology	# of Pairs of Congruent Concepts	Sample Size
MEDCIN3_2012_07_16	279529	655	70
NCI2012_02D	95523	582	70
FMA3_1	82062	116	70
UMD2012	15956	18	18
GO2012_04_03	61925	6	6
CPM2003	3078	7	7
Total	–	1384	241