Table 1.

Anthropometric and laboratory values of the study subjects

Based on BMI category						Based on thyroid status
	Underweight (141)	Healthy weight (369)	Overweight (116)	Obese (224)	P	Euthyroid (719)	Subclinical Hypothyroid (131)	P
Age	8.80 ± 3.48	9.57 ± 3.56	11.03 ± 3.30	10.38 ± 2.94	< 0.001*	9.84 ± 3.45	9.98 ± 3.26	0.663
Height	123.78 ± 19.03	131.08 ± 20.63	142.44 ± 16.40	142.72 ± 15.01	< 0.001*	133.95 ± 20.10	137.43 ± 17.52	0.064
Weight	20.97 ± 7.67	30.54 ± 13.00	46.54 ± 15.83	57.72 ± 19.90	< 0.001*	37.72 ± 20.25	41.49 ± 19.31	0.049*
Male (%)	56.0%	36.0%	36.2%	49.6%	< 0.001*	42.6%	45.0%	0.598
BMI	13.23 ± 1.07	16.84 ± 2.47	22.12 ± 2.91	27.49 ± 5.21	< 0.001*	19.57 ± 6.22	20.88 ± 6.01	0.026*
BMI Z-score	−2.86 ± 1.13	−0.25 ± 0.78	1.36 ± 0.18	2.18 ± 0.39	< 0.001*	0.10 ± 1.8334	0.60 ± 1.81	0.005*
TSH	2.89 ± 1.64	3.05 ± 1.85	3.22 ± 1.77	3.53 ± 2.13	0.005*	2.54 ± 1.14	6.65 ± 1.41	< 0.001*
FT4	1.41 ± 0.24	1.43 ± 0.25	1.39 ± 0.27	1.39 ± 0.26	0.221	1.41 ± 0.25	1.43 ± 0.27	0.247

Abbreviations: BMI, body mass index; TSH, thyroid stimulating hormone; FT4, free T4