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Table 1 Patient characteristics

From: Submandibular gland-sparing radiation therapy for locally advanced oropharyngeal squamous cell carcinoma: patterns of failure and xerostomia outcomes

  cSMG spared (n = 76) cSMG not spared (n = 38) All patients (n = 114)
Age at treatment    
 Mean 56 56 56
 Range 35-80 24-75 24-80
Radiation therapy role    
 Definitive 65 37 102
 Post-operative (oncologic primary resection) 11 1 12
Concurrent systemic therapy    
 Yes 64 38 102
 No 12 0 12
Disease subsite    
 Tonsil 41 11 52
 Base of tongue 32 20 52
 Other/multiple 3 7 10
AJCC stage    
 III 10 2 12
 IVA 53 25 78
 IVB 13 11 24
T stage    
 1 14 2 16
 2 28 5 33
 3 15 13 28
 4a 12 11 23
 4b 7 7 14
N stage    
 0 6 2 8
 1 11 1 12
 2a 11 1 12
 2b 39 11 50
 2c 3 17 20
 3 6 6 12