Role of D2 gastrectomy in gastric cancer with clinical para-aortic lymph node metastasis

Table 3 Lymph node information at baseline and after chemotherapy

Variable	No. of patients (%)
At baselinePAN station involved number
1-2	35 (72.9)
3-4	13 (27.1)
PAN station involved
n16a1	8 (16.7)
n16a2	24 (50.0)
n16b1	34 (70.8)
n16b2	9 (18.8)
Clinical response after chemotherapy
Overall (RECIST)
Target lesions
CR	2 (4.2)
PR	16 (33.3)
SD	6 (12.5)
PD	2 (4.2)
Non-target lesions only
CR	1 (2.1)
Non-CR/Non-PD	19 (39.6)
PD	2 (4.2)
Primary lesions (JGCA)
CR	3 (6.3)
PR	22 (45.8)
SD	19 (39.6)
PD	4 (8.3)
Metastatic lesions
CR	24 (50.0)
Non-CR	24 (50.0)

PAN: Para-aortic node; CR: Complete response; PR: Partial response; SD: Stable disease; PD: Progressive disease; NE: Not evaluable; RECIST: Response Evaluation Criteria in Solid Tumors (version 1.1); JGCA: Japanese Gastric Cancer Association.