Table 1. Baseline characteristics of the entire population of differentiated thyroid cancer patients studied (n = 413).

Baseline variables	DTC patients N = 413
Age at diagnosis of DTC (years)	44.1 (± 15.3)
Gender
Female	362 (87.6%)
Male	51 (12.4%)
Histological type
Papillary	309 (74.8%)
Follicular	104 (25.2%)
RAI-131	252 (61.0%)
Follow-up period since diagnosis of DTC (years)	11.0 (± 7.5)

Values are represented by mean (±SD), number of patients (%) or median (range).

DTC: differentiated thyroid carcinoma; RAI-131: I¹³¹ radioactive iodine treatment.