Case Control Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Sep 26, 2020; 8(18): 4017-4021
Published online Sep 26, 2020. doi: 10.12998/wjcc.v8.i18.4017
Table 1 Differences in methylene tetrahydrofolate reductase C677T between the two groups
GroupsnGenotype frequency
Allele frequency, %
C/CC/TT/TCT
Experimental group5113281065.8934.11
Control group512419851.4448.56
χ210.0646.2690.5294.3054.305
P value0.0020.0120.4670.0380.038