Table V.

Plasma Hcy levels among the different genotypes.

Genotypes	Cases (μmol/l)	Controls (μmol/l)	t	P-value
CC	11.67±2.03	9.54±1.72	22.179	<0.001
CT	12.94±2.68a	9.98±2.33	10.966	<0.001
TT	15.36±3.44a,b	13.79±3.85a,b	2.449	0.016
CT+TT	14.47±3.29a,b,c	12.08±3.53a,b,c	7.654	<0.001
F	37.346	46.241	-	-
P	<0.001	<0.001	-	-

^aP<0.05 vs. CC;

^bP<0.05 vs. CT;

^cP<0.05 vs. TT.

Hcy, homocysteine.