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Table 1 Summary of rectal cancer study cohorts

From: Copy number alterations and allelic ratio in relation to recurrence of rectal cancer

 

Discovery cohort (FF)

Validation cohort (FFPE)

 

N = 112

Perc.

N = 95

Perc.

Age at surgery

    

<50

14

13%

4

4%

50-75

72

64%

72

76%

≥75

26

23%

19

20%

Gender

    

Male

73

65%

57

60%

Female

39

35%

38

40%

TNM stage

    

Stage I

11

10%

7

7%

Stage II

24

21%

21

22%

Stage III

77

69%

67

71%

CRM involvement

    

No

82

73%

56

59%

Yes

30

27%

39

41%

Recurrence

    

No recurrence

46

41%

37

39%

Locala,b

10

9%

12

13%

Distantb

41

37%

24

25%

Local & Distanta,b

15

13%

22

23%

  1. Abbreviations: aAll available patients with fresh frozen/FFPE tumor and normal tissue specimens were included; bPatients with a recurrence were matched to patients without a recurrence based on the matching criteria TNM stage, CRM involvement, gender, and age at surgery; N = Number of patients; Perc. = Percentage of total patients.
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BMC Genomics

ISSN: 1471-2164

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