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Table 6 Genotype distribution of MTHFR in DSM and congenital heart disease (CHD) and neonatal jaundice in DS child

From: MTHFR gene polymorphism and associated nutritional deficiency in the etiology and pathogenesis of Down syndrome

Genotype DSM group
No CHD
n, f(%)
CHD and neonatal jaundice
n, f(%)
No neonatal jaundice
n, f(%)
p value
CC 29 (25.2) 2 (7.6) 31 (26.2) Reference
CT 13 (11.3) 24 (12.7)*** 45 (38.1) p < 0.001***
  1. n number of genotype, f frequency
  2. ***p < 0.001