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Table 1 Baseline characteristics of the patients

From: Dual-energy computed tomography in a multiparametric regression model for diagnosing lymph node metastases in pancreatic ductal adenocarcinoma

Variable

Benign Lymph Nodes (n=100) in 87 patients

Metastatic Lymph Nodes (n=99) in 58 patients

P-value

Demographics

 Age(y), mean±SD

59.59±9.961

58.55±9.963

0.541

Gender

  

0.5

 Female

38(43.68)

22(37.93)

 

 Male

49(56.32)

36(62.07)

 

Histologic grade

  

0.066

 Well differentiated

2(2.3)

1(1.7)

 

 Well to Moderately differentiated

5

0(0)

 

 Moderately to Poorly differentiated

38(43.68)

32(55.17)

 

 Moderately differentiated

33(37.93)

19(32.76)

 

 Poorly differentiated

4(4.60)

4(6.9)

 

 Other

5(5.71)

2(3.45)

 

 Lymph node size(cm), mean±SD

0.434±0.116

0.625±0.198

<0.0001

 T stage

  

<0.0001

 cTa-cT2

62(71.26)

17(29.31)

 

 cT3-cT4

25(28.74)

41(70.69)

 

 Metastasis

  

<0.0001

 cM1

8(9.2)

1(1.7)

 

 cM0

79(90.8)

57(98.3)

 
  1. Data are number of patients; data in parentheses are percentage unless otherwise indicated
  2. Abbreviation: LNM lymph node metastases CT computed tomography