Skip to main content

Table 3 Log-Rank test for clinicopathological factors

From: Clinicopathological factors influencing the outcomes of surgical treatment in patients with T4a hypopharyngeal cancer

Parameter DFS (%) p value DSS (%) p value
Age   0.437   0.216
  ≥ 60 yrs 38   41  
  < 60 yrs 46   57  
Gender   0.437   0.520
 Male 37   44  
 Female 41   53  
Primary tumor site   0.148   0.554
 Pyriform sinus 38   45  
 Posterior pharyngeal wall 32   32  
 Postcricoid region 50   62  
Cervical metastasis   0.301   0.048*
 Yes 34   40  
 No 57   78  
Adjuvant therapy   0.316   0.106
 Radiation only 39   54  
 Concurrent chemoradiation 34   34  
 None 59   71  
Margin involvement   <0.001*   0.124
 Yes 0   27  
 No 48   53  
Histologic differentiation   0.399   0.244
 Well differentiated 57   68  
 Moderately differentiated 36   43  
 Poorly differentiated 32   30  
Lymphovascular invasion   0.426   0.041*
 Yes 35   34  
 No 41   63  
Extracapsular spread   0.025*   0.015*
 Yes 28   34  
 No 50   61  
Esophageal invasion   0.197   0.033*
 Yes 21   30  
 No 43   52  
  1. DFS Disease-free survival, DSS disease-specific survival
  2. *Significant at p < 0.05