A Longitudinal Study of Changes in Thyroid Related Hormones among Pregnant Women Residing in an Iodine Deficient Urban Area

Table 3

Correlation coefficients (Pearson) between TSH and thyroid hormones in nonpregnant and pregnant women.

	Nonpregnant women	Pregnant women
		1st trimester	2nd trimester	3rd trimester
TSH and FT4	−0.055^NS	−0.206*	−0.304*	−0.460*
TSH and FT3	0.129^NS	−0.328*	0.069^NS	0.206*

∗Significant at 𝑃<0.05; NS: nonsignificant.