Table 1.

Demographic and Clinical Data of the Investigated Study Groups

	Hyperthyroid Untreated Patients with GD	Euthyroid Treated Patients with GD	Toxic Nodular Goiter	Euthyroid Healthy Control Subjects
Number	54	19	5	42
Sex, F/M	49/5	16/3	4/1	38/4
Age, y	38.4 ± 0.9	33.1 ± 1.7	45 ± 2.5	31.1 ± 0.8
TSH, 0.27–4.2 µIU/mL	0.01 ± 0.01	1.1 ± 0.2	0.01 ± 0.2	1.3 ± 0.1
fT3, 3.1–6.8 pmol/L	12.5 ± 0.5	4.5 ± 0.3	9.3 ± 0.3	3.6 ± 0.2
fT4, 12–22 pmol/L	29 ± 0.4	17 ± 0.7	27 ± 0.1	14 ± 0.3
TBII, <1.75 IU/L	32.3 ± 1	3.4 ± 2.7	0.5 ± 0.2	0.3 ± 0
TSAb, <140 SRR%	681 ± 10	193 ± 21	59 ± 7	38 ± 1

Values are mean ± SEM.

Abbreviations: fT4, free thyroxine; fT3, free triiodothyronine; SRR, specimen-to-reference ratio; TBII TSHR-binding inhibitory immunoglobulins.