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Table 1 Clinicopathologic characteristics of the study population (N = 47)

From: Clinical significance of regional lymph node enlargement in patients with EGC within the expanded criteria for ESD

Characteristics

Number of Patients (%)

Sex

 Male

38

 Female

9

Treatment method

 Distal Gastrectomy

4

 ESD + DG

8

 ESD

35

Tumor location

 Upper body

6

 Middle body

11

 Lower body

39

Tumor size (mm)

  < 10 mm

14

  < 20 mm

25

  < 30 mm

7

  ≥ 31 mm

1

Histologic type

 Differentiated

46

 Undifferentiated

1

Ulcer

 Absence

43

 Presence

4

Lympho-vascular invasion

 Absence

47

 Presence

0

Tumor invasion

 Mucosa

40

 submucosa

7

Size of lymph node

  ≤ 5 mm

11

 6 mm ≤ lymph node < 10 mm

19

  ≥ 10 mm

17

Number of lymph node

 Single

26

 Multiple

21

Shape of lymph node

 Round

20

 Oval

27

Location of lymph node

 Peri-gastric

37

 Gastro hepatic

7

 Hepatoduodenal ligament

1

 Peri-pancreatic

1

 Peri-aortic

4

 Cardiophrenic

1

 Porta hepatitis

1

Duration of follow up (35 patients treated with ESD)

  < 4 year

12

  < 5 year

15

  < 6 years

3

  ≥ 6 years

5

  1. ESD Endoscopic submucosal dissection