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Table 1 Clinicopathological characteristics

From: How should tracers be injected to detect for sentinel nodes in gastric cancer – submucosally from inside or subserosally from outside of the stomach?

 

Submucosal injection

Subserosal injection

p value

Number of patients

43 (38)

20 (14)

 

Age (mean ± SD)

63 ± 8 (63 ± 8)

61 ± 15 (61 ± 16)

p = 0.61 (0.64)

Sex

  

p = 0.62 (0.75)

Male

28 (27)

15 (10)

 

Female

15 (11)

5 (4)

 

Tumor size (mean ± SD)

2.8 ± 1.8 (2.7 ± 1.3)

2.8 ± 1.3 (2.6 ± 1.5)

p = 0.71(0.44)

Histology

  

p = 0.89 (0.92)

Differentiated

25 (23)

12 (8)

 

Undifferentiated

18 (15)

8 (6)

 

Depth

  

p = 0.62 (0.98)

M

18

6

 

SM

20

8

 

MP

4

4

 

SS

1

2

 

Lymph node metastasis

   

Japanese classification

  

p = 0.46 (0.84)

N0

36 (32)

13 (11)

 

N1

6 (6)

6 (2)

 

N2

1 (0)

1 (1)

 

UICC classification

  

p = 0.18 (0.69)

N0

36 (32)

13 (11)

 

N1

7 (6)

7 (3)

 

Lymphatic invasion

  

p = 0.68 (0.91)

ly0

27 (27)

8 (8)

 

ly1

12 (9)

8 (4)

 

ly2

3 (2)

3 (1)

 

ly3

1 (0)

1 (1)

 

Surgical procedure

  

p = 0.68 (0.72)

Partial gastrectomy

2 (1)

3 (3)

 

Sleeve gastrectomy

13 (12)

8 (8)

 

Pylorus preserving gastrectomy

6 (6)

3 (0)

 

Distal gastrectomy

13 (12)

6 (3)

 

Proximal gastrectomy

6 (5)

0 (0)

 

Total gastrectomy

3 (2)

0 (0)

 
  1. Mean ± SD
  2. Data for the patients with T1 tumors are shown in parentheses