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Table 3 Univariable analysis of overall-, and disease-free survival and clinicopathological parameters of patients with parotid gland carcinomas

From: Outcome analysis of 215 patients with parotid gland tumors: a retrospective cohort analysis

  Univariable testing
Variable Overall survival = Disease-free survival
  p-value
pT classification (T1/2 vs. T3/4) <0.0001   <0.0001
pN status (N+ vs. N0) <0.0001   <0.0001
Histopathological grade <0.0001   <0.0001
Perineural invasion <0.0001   <0.0001
Lymphovascular invasion <0.0001   <0.0001
Extracapsular extension <0.0001   <0.0001
Age <60y <0.0001   0.0011
Histological subtype <0.0001   0.0003
Periparotid node involvement <0.0001   <0.0001
Positive Margins 0.37   0.08
  1. pT and pN = pathological T and N classification