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Table 4 Difference of prognostic factors in Ph and Ptb cancer 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

Tumor location Parameters Median survival (days) Univariate analysis P (log rank)
220 Ph cancers Age (< 65/ ≥65 years) 499/480 0.131
Gender (male/female) 454/615 0.335
Tumor size (< 3/ ≥3 cm) 555/488 0.358
Well/Moderate/poor Differentiation 615/555/411 0.155
T stage (T1 + T2/T3) 488/454 0.105
Lymph nodes metastasis (N0/N1/N2) 565/418/185 0.004
8th AJCC stage (I + II /III + IV) 360/273 0.017
Perineural invasion (absent/present) 880/545 0.298
Vascular permeation (absent/present) 565/350 0.005
CA19–9 level (< 37 U/ml/ ≥37 U/ml) 666/450 0.171
PLM   
absent/present 586/365 0.039
131 Pbt cancers Age (< 65/ ≥65 years) 381/300 0.111
Gender (male/female) 395/340 0.439
Tumor size (< 3/ ≥3 cm) 530/320 0.023
Well/Moderate/poor Differentiation 400/280/273 0.070
T stage (T1 + T2/ T3 + T4) 418/320 0.016
Lymph nodes metastasis (N0/N1/N2) 360/259/234 0.007
8th AJCC stage (I + II /III + IV) 499/273 0.001
Perineural invasion (absent/present) 360/333 0.104
Vascular permeation (absent/present) 400/265 0.009
CA19–9 level (< 37 U/ml/ ≥37 U/ml) 468/331 0.099
PLM 432/275 0.001
absent/present   
  1. N1 Lymph nodes metastasis 1–3; N2 Lymph nodes metastasis> 3; 8th AJCC stage 8th edition of AJCC staging system in PC; Ph Pancreatic head; Pbt Pancreatic body-tail