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Table 1 Patient and treatment related parameters

From: Risk-adapted partial larynx and/or carotid artery sparing modulated radiation therapy of glottic cancer

Gender  
  Male 68 (88%)
  Female 9 (12%)
Mean age (years, range) 67 (35–87)
Mean gross primary tumor volume (pGTV, ml, range) 9.5 (0.2–88.7)
Planning target volume (PTV, ml, range)) 76.2 (18–283)
T-stage  
   T1 17 (22%)
   T2 24 (31%)
   T3 15 (20%)
   T4 13 (17%)
   Recurrence 8 (10%)
N-stage  
   N0 63 (79%)
   N1 4 (5%)
   N2a 0
   N2b 5 (8%)
   N2c 5 (8%)
   N3 0
Concomitant systemic therapy 39 (51%)
   Cisplatin 26 (34%)
   Cetuximab 14 (18%)
Both (sequentially n = 2, simultaneously n = 1) 3 (4%)
RT prescription dose (total/single)  
   61.6/2.2 Gy 1 (1%)
   63/2.25 Gy 2 (3%)
   69.6/2.11 Gy 7 (9%)
   66/2 Gy (6 f/week) 10 (13%)
   68/2 Gy (6 f/week) 25 (32%)
   70/2 Gy 32 (42%)