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. 2020 May 29;27(10):1600–1605. doi: 10.1093/jamia/ocaa056

Table 3.

Growth of Lexicon synonyms

Year UMLS Lexicon LVG Total sPairs
2020 155 488 67 432 4772 227 692
2019 140 726 67 664 4774 213 164
2018 124 508 67 830 4778 197 116
2017 118 468 67 584 4792 190 844
2016 0 0 5198 5198

LVG: lexical variant generation; sPairs: synonym pairs; UMLS: Unified Medical Language System.