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Table 1 Operative findings

From: Undifferentiated-type gastric adenocarcinoma: prognostic impact of three histological types

Variable

PDAC

uMAC

SRC

P- value

n= 1002

n= 54

n= 320

Extent of resection, n (%)

    

 Subtotal

683 (68.2)

38 (70.4)

230 (71.9)

0.448

 Total

319 (31.8)

16 (29.6)

90 (28.1)

 

Lymph node dissection, n (%)

    

 D1

66 (6.6)

6 (11.1)

23 (7.2)

0.167

 D1+

54 (5.4)

1 (1.9)

26 (8.1)

 

 More than D2

882 (88.0)

47 (87.0)

271 (84.7)

 

Reconstruction, n (%)

    

 Billroth-I

95 (9.5)

5 (9.3)

44 (13.8)

0.240

 Billroth-II

588 (58.7)

31 (57.4)

186 (58.1)

 

 Roux-en-Y

319 (31.8)

18 (33.3)

90 (28.1)

 

Combined resection, n (%)

    

 Present

123 (12.3)

8 (14.8)

31 (9.7)

0.356

 Absent

879 (87.7)

46 (85.2)

289 (90.3)

 

Curability, n (%)

    

 Curative

876 (87.4)

45 (83.3)

291 (90.9)

0.132

 Non-curative

126 (12.6)

9 (16.7)

29 (9.1)