Table 2.

Distribution of Cervical Lymph Node Metastasis in the Isthmus and Control Groups

Distribution, n (%)	Isthmus Group (n = 87)	Control Group (n = 87)	P value
Central LNM	55 (63.2)	43(49.4)	0.067
Pretracheal LNM	31 (35.6)	12 (13.8)	0.001
Prelaryngeal LNM	18 (20.7)	12 (13.8)	0.229
Paratracheal LNM	28 (32.2)	27 (31.0)	0.870
Unilateral	7 (8.0)	21 (24.1)	0.004
Bilateral	21 (24.1)	6 (6.9)	0.002

Note: Significant values are shown in bold.

Abbreviation: LNM, lymph node metastasis.