| 单词 | discordance rate |
| 释义 | > as lemmasdiscordance rate 4. Chiefly Genetics. The occurrence of a given trait or disease in only one member of a matched pair of subjects, esp. twins. Frequently attributive, esp. in discordance rate. ΚΠ 1929 Brit. Med. Jrnl. 27 Apr. 770/2 The author lays down that, in twins, concordance in life's events is due to similar hereditary factors, whilst discordance implies their absence.] 1934 Brit. Med. Jrnl. 8 Dec. 1056/1 Concordance or discordance with regard to tuberculosis was determined by considering whether both twins had a tuberculous lesion. 1967 Canad. Med. Assoc. Jrnl. 15 July 135/1 They..examined concordance rates (goitre in both twins) and discordance rates (goitre in only one twin) for monozygotic and dizygotic twins. 2011 J. C. Andersson & A. J. Walley in R. H. Lustig Obesity before Birth ii. 30 As might be expected in genetically identical individuals, phenotypic discordance is rare among MZ [= monozygotic] twins. < as lemmas |
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