Table 5 Cox regression analysis of factors associated with overall survival

Age

1.767

0.709

0.089–35.172

Stage of esophageal cancer

3.672*10^6

0.019

11.710–1.151*10^12

Grades of esophageal cancer

0.000

0.022

0.000-0.188

Grades of gastric cancer

0.003

0.035

0.000-0.673

Modus operandi

81.446

0.130

0.275-24103.104

Reconstruction substitute

0.000

0.028

0.000-0.157

Route of reconstruction

1.005*10^7

0.019

14.171–7.125*10*12

Lymph node metastasis

None

1 (ref)

One cancer

1.206*10^13

0.013

557.181–2.612*10^23

Both cancers

2.817*10^19

0.013

11787.485–6.730*10^24