[Table/Fig-6]:

Correlation of BMI with serum FT3, FT4 and TSH level in each of the first, second and third trimester group of participant normal pregnant women.

Pearson correlation between BMI in first trimester and thyroid function
Parameter	Serum FT3 level of First trimester pregnant women		Serum FT4 level of First trimester pregnant women		Serum TSH level of First trimester pregnant women
	r	p	r	p	r	p
BMI of first trimester pregnant women	0.010	0.932	0.110	0.364	0.254*	0.034(S)
Pearson correlation between BMI in second trimester and thyroid function
Parameter	Serum FT3 level of Second trimester pregnant women		Serum FT4 level of Second trimester pregnant women		Serum TSH level of Second trimester pregnant women
	r	p	r	p	r	p
BMI of second Trimester pregnant women	- 0.182	0.132	-0.454**	<0.001(S)	0.263*	0.028(S)
Pearson correlation between BMI in third trimester and thyroid function
Parameter	Serum FT3 level of Third Trimester pregnant women		Serum FT4 level of Third Trimester pregnant women		Serum TSH level of Third Trimester pregnant women
	r	p	r	p	r	p
BMI of third trimester pregnant women	0.070	0.566	-0.351**	0.003(S)	- 0.110	0.367

* Pearson correlation is Significant at 0.05 level (2-tailed)

** Pearson correlation is Significant at 0.01 level (2-tailed)