Univariate analysis

Multivariate analysis

Hazard ratio

P value

Hazard ratio

P value

Types of surgery

30.3

0.357

(Laparoscopic, open surgery)

Age (years)

0.96

0.953

(<65, ≥65)

Gender

0.30

0.132

(Male, female)

Tumor maximal size (cm)

8.25

0.007

5.49

0.033

(<2, 2 - 5, >5)

Mitotic index (per 50 HPF)

5.48

<0.001

4.31

0.001

(<5, 5 - 10, >10)

Tumor growth pattern

8.73

0.040

(intraluminal, extragastric)