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Table 3 The 5-year OS, LC, and DMFS rates for cN0 cases for each patient characteristic

From: Invasion of the pterygoid plates: an indicator for regional lymph node failure in maxillary sinus cancer

Characteristic 5-year OS rate (%) 5-year LC rate 5-year DMFS rate
  No. (%)   p value   p value   p value
Age (years)        
 ≥ 70 years 23 (61) 47 0.14 78 0.39 48 0.31
 < 70 years 15 (39) 58   54   64  
 Male 32 (84) 48 0.7 67 0.61 50 0.19
 Female 6 (16) 67   67   83  
ECOG PS        
 0 29 (76) 55 0.08 67 1 56  < 0.01
 1 8 (21) 47   69   28  
 ≥ 2 1 (3)    
T factor        
 3 5 (13) 60 0.4 80 0.31 80 0.78
 4a 15 (39) 40   51   45  
 4b 18 (48) 60   77   57  
Direction of tumor invasion medial site        
 Yes 37 (97) 50 0.78 66 0.53 56 0.5
 No 1 (3) 100   100   
Lateral site        
 Yes 30 (79) 52 0.81 62 0.28 56 0.47
 No 8 (21) 50   86   50  
Cranial site        
 Yes 37 (97) 50 0.42 66 0.53 50 0.44
 No 1 (3)    
Caudal site        
 Yes 21 (55) 35 0.04 60 0.35 42 0.27
 No 17 (45) 70   74   70  
Anterior site        
 Yes 33 (87) 47 0.2 67 0.58 54 0.94
 No 5 (13) 80   75   60  
Posterior site (pterygoid plates)       
 Yes 20 (53) 37 0.04 67 0.68 43 0.37
 No 18 (47) 66   68   66  
Nasopharynx        
 Yes 2 (5) 50 0.6 100 0.52 50 0.79
 No 36 (95) 51   66   55  
Posterior wall+        
 Yes 33 (85) 50 0.8 65 0.84 54 0.96
 No 5 (15) 60   80   60