Table 1 Clinicopathologic features of enrolled patients with non-metastatic gastric cancer (n = 195)

Age (years)

As continuous

64 ± 9; 64 (58–71)

Age group

< 60 years

58 (30)

60–69 years

82 (42)

≥ 70 years

55 (28)

Sex

Male

148 (76)

Female

47 (24)

Tumor location

Gastric cardia and fundus

102 (52)

Gastric body

38 (20)

Gastric antrum and pylorus

55 (28)

Differentiation grade

Well/moderate

48 (25)

Poor/undifferentiated

147 (75)

Neurovascular invasion

Yes

35 (18)

No

160 (82)

Cancer embolus

Yes

39 (20)

No

156 (80)

Tumor length (cm)

As continuous

4.8 ± 2.2; 4.5 (3.0–6.0)

Tumor width (cm)

As continuous

3.7 ± 1.8; 3.5 (2.5–4.5)

Harvested lymph node

As continuous

19 ± 7; 18 (15–22)

Metastatic lymph node

As continuous

4 ± 5; 2 (0–6)

Lymph node ratio

As continuous

0.20 ± 0.24; 0.10 (0.00–0.32)

pT stage

1

20 (10)

2

23 (12)

3–4

152 (78)

pN stage

0

70 (36)

1

34 (17)

2

43 (22)

3

48 (25)

pTNM stage

IA

17 (9)

IB

14 (7)

IIA

5 (3)

IIB

44 (23)

IIIA

32 (16)

IIIB

35 (18)

IIIC

48 (25)

Ki-67 and Her2 expression

Her2 negative and Ki-67 negative

49 (25)

Her2 negative and Ki-67 positive

91 (47)

Her2 positive and Ki-67 negative

21 (11)

Her2 positive and Ki-67 positive

34 (17)