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Table 2 Univariate analysis of correlations between preoperative characteristics and survival with Kaplan-Meier life-table and logrank test analyses

From: Lack of MMP-9 expression is a marker for poor prognosis in Dukes’ B colorectal cancer

Clinicopathological

Patients

Cumulative 5-year

χ2

p-value

variable

(n)

%

survival %

statistic

 

MMP2 immunoreactivity

581

  

0.507

0.477

   Negative

256

44.1

58.8

  

   Positive

325

55.9

56.0

  

MMP8 immunoreactivity

548

  

0.129

0.719

   Negative

119

21.7

56.6

  

   Positive

429

78.3

58.8

  

MMP9 immunoreactivity

558

  

5.923

0.015*

   Negative

208

44.9

52.2

  

   Positive

350

55.1

62.5

  

Gender

619

  

0.000

0.992

   Female

289

46.7

56.1

  

   Male

330

53.7

57.5

  

Age

619

  

7.777

0.005*

   < 65 years

259

41.8

61.6

  

   ≥ 65 years

360

58.2

53.4

  

Dukes’ stage

619

  

293.83

<0.001*

   A

91

14.7

90.3

  

   B

222

35.9

77.7

  

   C

161

26.0

51.1

  

   D

145

23.4

8.7

  

Differentiation (WHO grade)

618

  

18.982

<0.001*

   1

19

3.1

83.1

  

   2

406

65.7

60.9

  

   3

165

26.7

46.3

  

   4

28

4.5

41.3

  

Histologic type

619

  

1.311

0.252

   adenocarcinoma

539

87.1

58.1

  

   mucinous carcinoma

80

12.9

48.6

  

Tumour location

616

  

2.126

0.145

   Colon

339

55.0

58.3

  

   Rectum

277

45.0

55.4

  

   missing

3

    
  1. * = p-value significant.