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Table 4 The relation between the expression of MMP-2 and clinic-pathological factors

From: Correlation between B7-H3 expression and matrix metalloproteinases 2 expression in pancreatic cancer

Pathologic parameter

Cases(N)

MMP2 expression positive rate %

χ2

P value

Male

27

63.0 (17/27)

0.065

0.799

Female

18

66.7 (12/18)

Age < 60

19

73.7 (14/19)

1.225

0.268

Age ≥60

26

57.7 (15/26)

Located in head

37

67.6 (25/37)

0.886

0.642

Located in tail

6

50 (3/6)

Whole pancreas cancer

2

50 (1/2)

Size of primary carcinoma(<3 cm)

30

73.3 (22/30)

3.103

0.978

Size of primary carcinoma(≥3 cm)

15

46.7 (7/15)

Histodifferentiation(II)

26

84.6 (22/26)

11.109

0.004*

Histodifferentiation(III)

7

43.9 (3/7)

Histodifferentiation(IV)

12

33.3 (4/12)

Lymph nodes metastasis Negative

20

35 (7/20)

13.621

0.000*

Lymph nodes metastasis Positive

25

88 (22/25)

pTNM stage I

9

22.2 (2/9)

23.377

0.000*

pTNM stage II

11

45.5 (5/11)

pTNM stage III

12

75 (9/12)

pTNM stage IV

13

100 (13/13)

Normal tissue

27

0 (0/27)

  1. *P < 0.01.