Clinical Study

Impact of the Number of Dissected Lymph Nodes on Survival for Gastric Cancer after Distal Subtotal Gastrectomy

Table 6

Pairwise comparisons of overall survival of patients with different number of dissected LNs after surgery by Kaplan-Meier method.

StageRemoved LNs value
0~910~1415~1920~2425~2930~34≥35

I0~90.0040.0000.0000.0000.0000.000
10~140.0040.0460.0030.0350.0400.012
15~190.0000.0460.1210.3750.2680.116
20~240.0000.0030.1210.7020.6310.540
25~290.0000.0350.3750.7020.3870.351
30~340.0000.0400.2680.6310.3871.0
≥350.0000.0120.1160.5400.3511.0

II0~90.8890.1320.0010.0000.0000.000
10~140.8890.1240.0000.0000.0000.000
15~190.1320.1240.0090.0000.0000.000
20~240.0010.0000.0090.0440.1450.028
25~290.0000.0000.0000.0440.8990.963
30~340.0000.0000.0000.1450.8990.751
≥350.0000.0000.0000.0280.9630.751

III0~90.1310.1070.0100.0000.0000.000
10~140.1310.7580.2120.0330.0120.000
15~190.1070.7580.0870.0110.0000.000
20~240.0100.2120.0870.1360.0260.001
25~290.0000.0330.0110.1360.0420.030
30~340.0000.0120.0000.0260.0420.198
≥350.0000.0000.0000.0010.0300.198