Table 1. Patients’ demographics (n = 323).

Characteristics	n (%)
Age (years)   Median (range)	46 (13–86)
Gender   Female   Male	246 (76.2) 77 (23.8)
Tumor histology Papillary (PTC)   Classical   Follicular   Sclerosing   Tall cell Follicular (FTC)   Classical   Hürthle cell   Trabecular   Insular	249 (77.1) 187 (75.1) 52 (20.9) 6 (2.4) 4 (1.6) 74 (22.9) 60 (81.1) 12 (16.2) 1 (1.3) 1 (1.3)
T stage   T1   T2   T3   T4 N stage   N0   N1 M stage   M0   M1 pTNM staging   I   II   III   IV	143 (44.3) 79 (24.5) 78 (24.3) 21 (6.5) 228 (70.6) 95 (29.4) 311 (96.3) 12 (3.7) 219 (67.8) 28 (8.7) 36 (11.1) 40 (12.4)
TgAb   Negative   Positive	235 (72.8) 88 (27.2)