Table 2.

Laboratory results of the groups.

	GDM (-) (n=240)	GDM (+) (n=62)	P value
TSH (mU/l)	2.02 (0.01-11.34)	4.13 (0.01-23)	0.019*
T3 (nmol/L)	2.01(0.01-5.60)	2.02 (0.012-4.40)	0.948
T4 (ng/dL)	1.97 (0.01-4.40)	2.00 (0.01-12.23)	0.777
Anti-TPO positive	20 (8.3%)	19 (30.64%)	0.044*
Anti-TG positive	20 (8.3%)	12 (19.4%)	0.019*
RIE (μg/L)	156 (99-212)	178 (139-392)	0.017*

*Statistically significant (p>0.05)

GDM: Gestational diabetes mellitus, TSH: Thyroid-stimulating hormone, T4: Thyroxin, T3: Triiodothyronine, Anti-TPO: Antithyroid peroxidase, Anti-TG: Anti-thyroglobulin, RIE: Renal iodine excretion