Disease-free survival Disease-free survival Overall survival Overall survival
HR 95% confidance interval p HR 95% confidance interval p
IR EC
No LND-Group 1.14 0.60-2.17 0.63 0.91 0.65-1.21 0.42
LND-Group
≤20 Lymph node 1.08 0.83-1.22 0.66 1.05 0.87-1.39 0.78
>20 Lymph node 0.95 0.43-1.76 0.98 1.18 0.34-2.54 0.54
HIR EC
No LND-Group 0.88 0.30-3.08 0.72 0.65 0.29-2.01 0.32
LND-Group
≤20 Lymph node 1.32 0.92-3.27 0.59 1.25 0.46-1.77 0.23
>20 Lymph node 0.87 0.33-2.70 0.34 1.22 0.84-3.76 0.43
The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND. The number of dissected lymph nodes less than 12 was considered as no LND.