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Table 2 Preoperative NLR and clinical parameters

From: Predictive value of preoperative peripheral blood neutrophil/lymphocyte ratio for lymph node metastasis in patients of resectable pancreatic neuroendocrine tumors: a nomogram-based study

Variables Number NLR (mean ± SD) p
Gender
 Male 39 2.165 ± 0.980 0.908
 Female 56 2.134 ± 1.474  
Age
 ≤60 60 2.102 ± 1.335 0.659
 >60 35 2.224 ± 1.218  
TNM staging of ENETS in 2006
 T1, T2 62 1.909 ± 0.843 0.044
 T3, T4 33 2.594 ± 1.790  
 N0 80 1.912 ± 0.836 <0.001
 N1 15 3.399 ± 2.282  
 M0 80 2.094 ± 1.290 0.361
 M1 15 2.427 ± 1.287  
New grading classifications of WHO in 2010
 NET G1 52 1.862 ± 0.746 0.015
 NET G2 32 2.305 ± 1.597  
 NEC G3 11 3.031 ± 1.868  
Tumor thrombus
 Yes 6 3.703 ± 1.573 0.002
 No 89 2.042 ± 1.207  
Functioning tumor
 Yes 21 2.049 ± 0.874 0.697
 No 74 2.174 ± 1.387  
AFP
 Normal 91 2.171 ± 1.308 0.384
 Abnormal 4 1.594 ± 0.521  
CA199
 Normal 93 2.163 ± 1.300 0.396
 Abnormal 2 1.378 ± 0.251  
CEA
 Normal 91 2.159 ± 1.312 0.665
 Abnormal 4 1.872 ± 0.444  
CA125
 Normal 92 2.147 ± 1.300 0.979
 Abnormal 3 2.128 ± 1.067  
  1. NET neuroendocrine tumor, NEC neuroendocrine carcinoma, AFP alpha-fetoprotein, CA199 carbohydrate antigen 199, CEA carcinoembryonic antigen, CA125 carbohydrate antigen 125