Which lymph node dissection should be performed in advanced distal gastric cancer? A critical assessment of D2 lymphadenectomy

Table 1 Incidence of lymph node metastasis and index of estimated benefit from lymph node dissection in each station in lower third gastric cancer[86,87]

Lymph node station	Incidence of metastasis	Index of estimated benefit
1	6.2	1.6
2	7.1	0
3	40.9	17.3
4	34.2	14.5
5	10.5	3.9
6	46.3	21.3
7	23.4	8.2
8	24.5	7.5
9	12.8	3.9
10	3.8	0
11	6.7	1.0
12	9.0	2.7
13	8.3	0
14	14.6	2.1
16	13.1	2.4