Table 3.

Homocysteine, Vitamin B12, and folate levels among study participants

	Cases, n (%)	Controls, n (%)	Total	P
Homocysteine levels (µmol/L), mean±SD	19.40±7.72	21.94±11.35		0.13
Hyperhomocysteinemia	17 (43.58)	21 (53.84)	38 (48.72)	0.81
No hyperhomocysteinemia	22 (56.42)	18 (46.16)	40 (51.28)
Vitamin B12 levels (pg/mL), mean±SD	419.56±292.87	382.78±392.73	0.22
Vitamin B12 deficiency	9 (23.08)	15 (38.46)	24 (30.77)	0.14
No Vitamin B12 deficiency	30 (76.92)	24 (61.54)	54 (69.23)
Folate levels (ng/mL), mean±SD	8.44±4.17	8.55±4.59	0.88
Folate deficiency	0 (0)	0 (0)	0 (0)	1
No folate deficiency	39 (100)	39 (100)	78 (100)

SD: Standard deviation