Table 2

Univariate analysis of prognostic factors in pancreatic adenocarcinoma (n = 101)
Variables n Median survival time (months) 2-year survival rate (%) P-value
Age (years) 0.545
  < 65 53 12 20.0
  ≥65 22 13 20.2
Gender 0.793
  Female 16 10 12.5
  Male 59 12 22.5
Tumor size (cm) 0.230
  ≤2 28 12 28.0
  >2 47 11 15.9
pN 0.002
  Negative 39 14 28.2
  Positive 36 10 10.8
Pv 0.045
  Negative 55 12 26.1
  Positive 20 10 5.0
Hepatic metastases 0.000
  Negative 68 12 22.3
  Positive 7 6 0
Differentiation 0.989
  Poor 21 11 25.8
  Moderate 49 12 17.7
  Well 5 10 20.0
pStage (UICC) 0.000
  I 24 16 33.3
  II 44 11 15.9
  III,IV 7 6 0
CD44v6 expression 0.010
  Negative 35 14 28.5
  Positive 40 10 13.0
CD44v9 expression 0.047
  Negative 37 12 27.0
  Positive 38 10 13.7
CD44s expression 0.032
  Negative 40 10 12.5
  Positive 35 14 29.6
CD44v6,v9 expression 0.014
  Negative 40 13 27.3
  Positive 35 10 12.0
CD44v6,s expression 0.000
  Negative 53 13 29.0
  Positive 22 7 0
CD 44v9,s expression 0.000
  Negative 53 13 29.0
  Positive 22 7 0

The bold values indicate P-values less than 0.05. pN pathological node stage, pV pathological vessel status, pStage TNM stage (UICC), s CD44s.

Li et al.

Li et al. Diagnostic Pathology 2014 9:79   doi:10.1186/1746-1596-9-79

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