Table 1 Patient and tumors’ characteristics

Age, years (range)

64

41–81

Gender

No

%

 Male

14

74

 Female

5

26

ECOG-PS

No

%

 0

11

58

 1

5

26

 2

3

16

Location of tumor

No

%

 Distal esophagus or GEJ

8

42

 Stomach

11

58

Clinical TNM stage

No

%

 Stage I

3

16

 Stage II

8

42

 Stage III

8

42

 Stage IV

0

0

Neoadjuvant chemotherapy

No

%

 DCF

7

37

 PET

7

37

 TFOX

3

16

 Docetaxel-Cisplatin

1

5

 Cisplatin-Paclitaxel-Doxorubicin

1

5

Type of surgery, No (%)

No

%

 Total gastrectomy

8

47

 Subtotal gastrectomy

2

12

 Lewis–Santi esophagectomy*

7

41

Lymphadenectomy extend

No

%

 D1

4

31

 Modified D2

6

46

 D2

3

23

 Missing

4

–

Resection

No

%

 R0

12

80

 R1

3

20

 R2

0

0

 Missing

2

–

Pathological tumor classification

No

%

 pT0

1

6

 pT1

2

13

 pT2

3

19

 pT3

5

31

 pT4

5

31

 Missing

1

–

Pathologic nodal classification

No

%

 pN0

2

13

 pN1

6

38

 pN2

3

19

 pN3

5

31

 Missing

1

–

Pathologic metastatic stage

No

%

 pM0

15

88

 pM1

2

12

Adjuvant treatment

No

%

 DCF

3

18

 Docetaxel-Cisplatin

1

6

 TFOX

1

6

 mFOLFOX6

6

35

 EOX

2

12

 Chemoradiotherapy

2

12

 No adjuvant treatment

2

12