Relationship between methylenetetrahydrofolate reductase C677T gene polymorphism and neutrophil gelatinase-associated lipocalin in early renal injury in H-type hypertension

Table 4 Comparison of genotype and allele frequencies of MTHFR C677T between the two groups (n,%)

	H-type hypertensive group (n = 137)	non-H-type hypertensive group (n = 142)	T/χ ²	P
Genotype Frequency
CC	7 (5.11)	32 (22.54)	7.222	<0.001
CT	31 (22.63)	76 (53.52)
TT	99 (72.26)	34 (23.94)
Allele frequency
C	45 (16.42)	140 (49.30)	11.439	<0.001
T	229 (83.58)	144 (50.70)

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