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.
| Stage | Removed LNs | value | 0~9 | 10~14 | 15~19 | 20~24 | 25~29 | 30~34 | ≥35 |
| I | 0~9 | — | 0.004 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 10~14 | 0.004 | — | 0.046 | 0.003 | 0.035 | 0.040 | 0.012 | 15~19 | 0.000 | 0.046 | — | 0.121 | 0.375 | 0.268 | 0.116 | 20~24 | 0.000 | 0.003 | 0.121 | — | 0.702 | 0.631 | 0.540 | 25~29 | 0.000 | 0.035 | 0.375 | 0.702 | — | 0.387 | 0.351 | 30~34 | 0.000 | 0.040 | 0.268 | 0.631 | 0.387 | — | 1.0 | ≥35 | 0.000 | 0.012 | 0.116 | 0.540 | 0.351 | 1.0 | — |
| II | 0~9 | — | 0.889 | 0.132 | 0.001 | 0.000 | 0.000 | 0.000 | 10~14 | 0.889 | — | 0.124 | 0.000 | 0.000 | 0.000 | 0.000 | 15~19 | 0.132 | 0.124 | — | 0.009 | 0.000 | 0.000 | 0.000 | 20~24 | 0.001 | 0.000 | 0.009 | — | 0.044 | 0.145 | 0.028 | 25~29 | 0.000 | 0.000 | 0.000 | 0.044 | — | 0.899 | 0.963 | 30~34 | 0.000 | 0.000 | 0.000 | 0.145 | 0.899 | — | 0.751 | ≥35 | 0.000 | 0.000 | 0.000 | 0.028 | 0.963 | 0.751 | — |
| III | 0~9 | — | 0.131 | 0.107 | 0.010 | 0.000 | 0.000 | 0.000 | 10~14 | 0.131 | — | 0.758 | 0.212 | 0.033 | 0.012 | 0.000 | 15~19 | 0.107 | 0.758 | — | 0.087 | 0.011 | 0.000 | 0.000 | 20~24 | 0.010 | 0.212 | 0.087 | — | 0.136 | 0.026 | 0.001 | 25~29 | 0.000 | 0.033 | 0.011 | 0.136 | — | 0.042 | 0.030 | 30~34 | 0.000 | 0.012 | 0.000 | 0.026 | 0.042 | — | 0.198 | ≥35 | 0.000 | 0.000 | 0.000 | 0.001 | 0.030 | 0.198 | — |
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