Table 1.

Anthropometrical, clinical and laboratory characteristics at baseline

n: 65
Female (%)	33 (51%)
Age (years)	7.75 (4.4–9.17)
Referral for analytic study:
Routine	27 (41.5%)
Obesity	9 (13.8%)
Short stature	8 (12.3%)
Asthenia	7 (10.7%)
Others	14 (21,5%)
Clinical features:
BMI-SD	−0.5 [(−1.09)-(+ 0.86)]
Weight-SD	−0.39 [− 0.99)-(+ 1.2)]
Height-SD	− 0.47 [(− 1.38)-(+ 0.75)]
Obesity (BMI-SD ≥2)	9 (13.8%)
Short stature (<2SD)	8 (12.3%)
Goiter	0
Familiar history (Autoimmune disease)	8 (12.3%)
Laboratory results:
TSH (μUI/mL)	6.7 (6.1–7.8)
Free thyroxin (ng/dL)	1.1 (1.0–1.3)
TPO positivity	6 (9.2%)
US performed (%)	23 (35,3%)

Data are expressed as median (IQR) or percentage (%)