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Table 1 Patient characteristics

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

Characteristics Patients (cases (%))
Gender
 Male 39 (41.1)
 Female 56 (58.9)
Age, years 54.4 ± 12.1
TNM staging of ENETS in 2006
 T1 34 (35.8)
 T2 28 (29.5)
 T3 21 (22.1)
 T4 12 (12.6)
 N0 80 (84.2)
 N1 15 (15.8)
 M0 80 (84.2)
 M1 15 (15.8)
Grading classifications of WHO 2010
 NET G1 52 (54.7)
 NET G2 32 (33.7)
 NEC G3 11 (11.6)
Tumor thrombus
 Yes 6 (6.3)
 No 89 (93.7)
Surgical resection
 Radical 89 (93.7)
 Nonradical 6 (6.3)
Functioning tumor
 Yes 21 (22.1)
 No 74 (77.9)
Blood loss volume, ml 312.8 ± 661.2
Operation duration, min 302.0 ± 158.0
Surgical approaches
 Distal pancreatectomy 47 (49.5)
 Local resection of pancreatic tumor 19 (20.0)
 Pancreaticoduodenectomy 27 (28.4)
 Total pancreatectomy 2 (2.1)
  1. NET neuroendocrine tumor, NEC neuroendocrine carcinoma