Table 2.

Relationship between vit-B12 levels and TSH, FT4, anti-TPO, and vit-D

	Vit-B12 <200 pg/mL (n = 60)		Vit-B12 >200 pg/mL (n = 70)		p
TSH, mU/mL	14.9±18.5	9.5 (4−100)	13.4±10.3	8.0 (5−45)	0.302a
FT4, ng/mL	1.0±1.3	0.8 (0.2−8.0)	1.0±1.0	0.9 (5−6.5)	0.614a
Anti-TPO, IU/mL	484.7±377.1	460 (4−1000)	292±389.4	34 (5−1000)	<0.001a
Vit-D, ng/mL	11.9±7	10 (4.1−36)	11.5±7.7	9 (3.6−36)	0.186a
Age, years	41.4±12	39 (19−64)	41.3±11.9	41 (18−64)	0.967b
Male	8 (13.3)		7 (10)
Female	52 (86.7)		63 (90)

Data are presented as the mean ± SD, median (min.–max.), and n (%).

^aMann-Whitney U Test.

^bStudent t test.