Neck Dissection for Thoracic Esophageal Squamous Cell Carcinoma

Table 1

Positive rates of cervical lymph node metastases and overall five-year survival rates after three-field lymph node dissection.

	Positive rates of cervical lymph node metastases according to tumor location				Overall 5-year survival rates according to pN status
Authors	Upper (%)	Middle (%)	Lower (%)	Total (%)	pN0 (%)	pN1 (%)	pN1 in cervical field (%)	Total (%)
Isono et al. [3]	42	38	19	33	NA	NA	NA	34
Altorki et al. [6]	13	59	33	36	88	33	25	51
Lerut et al. [7]	44.4	26.2	23	23.6	80.2	24.5	12.8	41.9
Shiozaki et al. [8]	23.5	34.5	10.5	27.5	NA	NA	NA	48.5
Shimada et al. [4]	48	30	18	26	68	37	32	52
Tachimori et al. [9]	21.2	25.5	5.6	17	85	30~50	30	NA