Table 1.

Clinical and biochemical characteristics of patients with subclinical hypothyroidism and the control group.

	Control (n=50)	SCH (n=53)	P value
Age (years)	38.2±10.7	40.8±12.1	NS
Gender (F:M)	47:3	47:6	NS
Body mass index (kg/m2)	25.1±5.4	26.6±4.6	NS
Vitamin B12 (pg/mL)	236±99	243±65	NS
Folate (ng/mL)	7.3±2.1	6.8±1.8	NS
Free T3 (pg/mL)	3.03±0.38	2.89±0.44	NS
Free T4 (ng/dL)	1.02±0.17	0.86±0.13	<.001
TSH (mIU/L)	1.64±1.02	6.62±2.61	<.001

Data are mean±standart deviation; NS, not significant; F, female; M, male.