Table 5.

Comparison of the invasive capacity of thyroid carcinoma between two groups

Group	Total number	Location		Extra-thyroid extension		Lymph node metastasis		Distant metastasis
		Unilateral	Bilateral	Yes	No	Yes	No	Yes	No
≤12 years	27	19 (70.37%)	8 (29.63%)	8 (29.63%)	19 (70.37%)	25 (92.59%)	2 (7.41%)	1 (3.70%)	26 (96.30%)
>12 years	56	38 (67.86%)	18 (32.14%)	17 (30.36%)	39 (69.64%)	40 (71.43%)	16 (28.57%)	1 (1.79%)	55 (98.21%)
P value		0.811		0.920		0.028		0.548

Data are expressed as number (percent)