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Table 3 Relationships between the microsatellite genotypes and the clinicopathologic features of gastric cancers

From: The gene-reduction effect of chromosomal losses detected in gastric cancers

Characteristics

 

High-risk genotypes

 

Low-risk genotypes

 

Pvalue

 

(%)

LOH-H (%)*

LOH-B (%)*

Pvalue

LOH-L (%)*

MSI (%)*

Pvalue

 

No. of patient

145

50

15

 

65

15

  

Age (year)

   

< 0.0001

  

0.038

0.710

   Mean

61

65

45

 

60

67

  

   SD

± 12.5

± 9.8

± 12.7

 

± 11.6

± 9.8

  

Sex

   

0.118

  

0.008

0.393

   Male

90 (62)

36 (72)

7 (47)

 

43 (66)

4 (27)

  

   Female

55 (38)

14 (28)

8 (53)

 

22 (34)

11 (73)

  

Tumor size

   

0.247

  

0.502

0.394

   Mean

5.34

5.3

6.34

 

5.0

5.6

  

   SD

± 2.94

± 2.62

± 3.77

 

± 3.10

± 2.33

  

Differentiation

   

0.052

  

0.094

0.033

   Well

11 (8)

3 (6)

  

8 (12)

   

   Moderate

53 (36)

17 (34)

1 (7)

 

25 (39)

10 (67)

  

   Poor

81 (56)

30 (60)

14 (93)

 

32 (49)

5 (33)

  

Tumor location

   

< 0.0001

  

0.037

0.791

   Cardia

13 (9)

3 (6)

4 (27)

 

6 (9)

   

   Body

50 (35)

12 (24)

10 (67)

 

26 (40)

2 (13)

  

   Antrum

82 (56)

35 (70)

1 (6)

 

33 (51)

13 (87)

  

Lauren classification

   

< 0.0001

  

0.016

< 0.0001

   Intestinal

58 (40)

19 (38)

0 (0)

 

35 (54)

4 (27)

  

   Diffuse

32 (22)

9 (18)

15 (100)

 

8 (12)

0 (0)

  

   Mixed

55 (38)

22 (44)

0 (0)

 

22 (34)

11 (73)

  

Growth pattern

   

0.600

  

< 0.0001

< 0.0001

   Expanding

20 (14)

1 (2)

1 (7)

 

9 (14)

9 (60)

  

   Infiltrative

70 (48)

32 (64)

10 (67)

 

28 (43)

   

   Mixed

55 (38)

17 (34)

4 (26)

 

28 (43)

6 (40)

  

Lymphatic invasion

   

1.000

  

0.771

0.006

   No

44 (30)

9 (18)

3 (20)

 

34 (52)

5 (33)

  

   Yes

101 (70)

41 (82)

12 (80)

 

31 (48)

10 (67)

  

Venous invasion

   

0.351

  

0.113

0.005

   No

112(77)

35 (70)

8 (53)

 

54(83)

15 (100)

  

   Yes

33 (23)

15 (30)

7 (47)

 

11 (17)

   

Tumor stage

   

0.757

  

0.763

< 0.0001

   Early

75 (52)

16 (32)

6 (40)

 

42 (65)

11 (73)

  

   Advanced

70 (48)

34 (68)

9 (60)

 

23 (35)

4 (27)

  

Recurrence

   

0.035

  

0.517

0.023

   Non-hematogenous

36 (62)

18 (36)

10 (67)

 

14 (22)

2 (13)

  

   Hematogenous

22 (38)

19 (38)

2 (13)

 

3 (5)

   

Vital status

130

  

1.000

  

1.000

< 0.0001

   Alive

80 (61)

14 (32)

4 (27)

 

52 (87)

10 (91)

  

   Dead

50 (39)

30 (68)

11 (73)

 

8 (13)

1 (9)

  
  1. P values less than 0.05 are indicated in boldface print.
  2. *The gastric cancers were categorized into high-level LOH (LOH-H), baseline-level LOH (LOH-B), low-level LOH (LOH-L) and microsatellite instability (MSI). The details are described in the material and methods section.