Table 1.

Patients’ basic characteristics

Characteristics	Value*
	Total	≤12 years	>12 years
Sex
Male	22 (26.51%)	11 (40.74%)	11 (19.64%)
Female	61 (73.49%)	16 (59.26%)	45 (80.36%)
Age (year)	14.12±2.83	11.67±2.04	16.80±1.12
Primary symptom
Neck lump	81 (97.60%)	27 (100%)	54 (96.42%)
Hoarseness	1 (1.20%)	0 (0%)	1 (1.79%)
Dyspnea	1 (1.20%)	0 (0%)	1 (1.79%)
Tumor diameter (cm)	2.81±1.23	2.78±1.48	2.83±1.29
Tumor location
Unilaterality	57 (68.67%)	19 (70.37%)	38 (67.86%)
Bilaterality	26 (31.33%)	8 (29.63%)	18 (32.14%)
Multifocality
Solitary	50 (60.24%)	16 (59.26%)	34 (60.71%)
Mutifocal	33 (39.76%)	11 (40.74%)	22 (39.29%)

^*Values are expressed as number (percent) or mean±standard deviation (SD)