. 2021 May 5;11:663131. doi: 10.3389/fcimb.2021.663131

Table 1.

Clinical and demographic characteristics of GD patients and healthy controls.

Parameters	GD (N=55)	Control (N=48)	p-value
Sex (M/F)	20/35	18/30	0.905
Age (years)	45.09 ± 12.08	42.60 ± 9.78	0.258
BMI (kg/m²)	23.84 ± 4.20	23.27 ± 3.41	0.459
FT4 (ng/mL)	2.25 ± 1.58	1.22 ± 0.14	1.98x10^-5
TSH (mIU/mL)	0.40 ± 0.83	1.48 ± 0.60	3.73x10^-11
TPOAb (IU/mL), (P/N)	55/0	0/48	1.26x10^-10

GD, Graves’ disease; M/F, male/female; BMI, body mass index; FT4, free thyroxine; TSH, thyrotropin; TPOAb, thyroperoxidase antibody; P/N, positive/negative ratio. Values are expressed as mean ± standard deviation.