Table 3 Medical decision making on neoadjuvant treatment

adenocarcinoma cT4N0M0

gastrectomy or preoperative chemotherapy

0.612

gastrectomy

40

39.60

75

46.58

27

28.13

preoperative chemotherapy

48

47.52

72

44.72

41

42.71

preoperative radiotherapy

0

0

0

0

0

0

preoperative chemoradiation

13

12.87

14

8.70

28

29.17

adenocarcinoma cT2N2M0

gastrectomy or preoperative chemotherapy

0.040

gastrectomy

70

69.31

77

47.83

30

31.25

preoperative chemotherapy

18

17.82

73

45.34

38

39.58

preoperative radiotherapy

0

0

0

0

0

0

preoperative chemoradiation

13

12.87

11

6.83

28

29.17

regimen usually used in neoadjuvant setting

ECF(EPI+DDP+5FU)

0.634

CF(DDP+5FU)

21

20.79

29

18.01

15

15.63

ECF(EPI+DDP+5FU)

15

14.85

35

21.74

14

14.58

fluoropyrimidine(5Fu or Capecitabine)

24

23.76

7

4.35

7

7.30

oxaliplatin based regimen

23

22.77

63

39.13

35

36.46

irinotecan based regimen

12

11.88

5

3.11

9

9.38

paclitaxel or docetaxel based regimen

6

5.94

22

13.66

16

16.67

combination of above or other

0

0

0

0

0

0

how long neoadjuvant chemotherapy last

3 cycles, about 2 months

0.213

< 1 m

21

20.79

19

11.80

8

8.33

1-3 m

76

75.25

127

78.88

79

82.29

> 3 m

4

3.96

15

9.32

9

9.38