Table 1 Comparison of the characteristics between non-eradicated and eradicated groups in the differentiated-type predominant mixed-type early gastric cancers group

Age (years), median (range)

65.5 (51–83)

69.5 (36–86)

0.26*

Sex Male (%)

29 (72.5%)

45 (72.6%)

> 0.99

Location

 Upper

7 (17.5%)

11 (17.7%)

0.48

 Middle

15 (37.5%)

27 (43.6%)

 Lower

18 (45%)

21 (33.9%)

 Remnant

0 (0%)

3 (4.8%)

Median Size (mm), median (range)

23.5 (7–100)

22 (4–70)

0.56*

Macroscopic Type (%)

 0-IIa

1 (2.5%)

2 (3.3%)

0.47

 0-IIb

0 (0%)

1 (1.6%)

 0-IIc

34 (85%)

56 (90.3%)

Complex type

5 (12.5%)

3 (4.8%)

Presence of ulcerative findings

5 (12.5%)

14 (22.6%)

Invasion depth

 Mucosa

29 (72.5%)

45 (72.6%)

> 0.99

 Submucosa

11 (27.5%)

17 (27.4%)

Main histological type

 tub1^a

12 (30%)

14 (22.6%)

0.49

 tub2^b

28 (70%)

48 (77.4%)

Inflammatory cell infiltration (normal-mild)

 Neutrophils

16 (40%)

60 (96.8%)

< 0.0001

 mononuclear cells

9 (22.5%)

51 (82.3%)

< 0.0001