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Table 1 Patient characteristics (n = 132)

From: What does absence of lymph node in resected specimen mean after neoadjuvant chemoradiation for rectal cancer

Variables

Number of patients

%

Median age

59.0(39-77)

 

  ≤ 60

61

46.2

  > 60

71

53.8

Sex: M/F

95:37

 

Primary tumor location

  

  Mid

109

47.0

  Lower

23

53.0

Pretreatment CEA, ng/mL*

  

  Median

5.32(0.1-83.3)

 

  ≤ 5.0

112

84.8

  > 5.0

20

15.2

ypT stage

  

  Tx

9

6.8

  T1

1

0.8

  T2

29

22.0

  T3

92

69.7

  T4

1

0.8

ypN stage

  

  x

11

8.3

  0

83

62.9

  positive

38

28.8

Retrieved nodes

  

  Mean

14.2(0-31)

 

Lymphovascular invasion

  

  Positive

30

77.3

  Negative

102

22.7

Perineural invasion

  

  Positive

13

9.8

  Negative

119

90.2

Cell differentiation

  

  Well

12

9.1

  Moderately

104

78.8

  Poorly or mucinous

16

12.1

Body mass index

  

  ≤ 22

39

29.5

  > 22

93

70.5

  1. *CEA, carcinoembryonic antigen (normal range 0-7 ng/mL).
  2. Numbers in parenthesis indicate ranges.