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Table 1 The clinical data in 351 cases of PC patients with curatively surgical resection

From: The diversity between curatively resected pancreatic head and body-tail cancers based on the 8th edition of AJCC staging system: a multicenter cohort study

Parameters No. of patients Parameters No. of patients
Cases 351 Cases 351
Age (years)   Perineural invasion  
  ≤ 65 240  Absent 278
  > 65 111  Present 73
Gender   Vascular permeation  
 Male 210  Absent 266
 Female 141  Present 85
Tumor size (cm)   Pre-therapeutic CA19–9 level  
  < 3 108 Mean ± SD 355 ± 283
  ≥ 3 243  PLM  
Tumor location    Absent 227
 Ph 220  Present 124
 Pbt 131 7th AJCC stagea  
Differentiation    IA 19
 Well 140  IB 140
 Moderate 118  IIA 76
 Poor 93  IIB 104
8th T stage    IV 6
 T1 35 Surgical procedures  
 T2 167  PD alone 196
 T3 143  PD + gastrointestine 8
 T4 6  PD + portal or superior mesenteric vein 11
7th T stagea    PD+ hepatic or superior mesenteric artery 3
 T1 27  PD + liver 2
 T2 215  PDP alone 97
 T3 103  PDP + gastrointestine 12
Lymph nodes metastasis    PDP + portal vein or inferior mesenteric vein 6
 N0 244  PDP + gastrointestine +left adrenal 5
 N1 91  PDP + liver+ left adrenal 1
 N2 16  PDP + liver 3
8th AJCC stage    PDP + left adrenal 4
 IA 24  PDP+ celiac artery 3
 IB 119  Postoperative chemotherapy  
 IIA 93  Ph cancers 125/220
 IIB 86  Pbt cancers 73/131
 III 23   
 IV 6   
  1. N1 Lymph nodes metastasis 1–3; N2 Lymph nodes metastasis> 3; PLM postoperative live metastasis; PD Pancreatoduodenectomy; PDP Distal pancreatectomy7th and 8th AJCC stage 7th and 8th edition of AJCC staging system in PC; Ph Pancreatic head; Pbt Pancreatic body-tail. a 6 cases of T4 stage in 8th AJCC stage (III) were exclude in 7th AJCC stage