Skip to main content

Advertisement

Table 1 Patient, tumor and treatment parameters

From: Impact and relationship of anterior commissure and time-dose factor on the local control of T1N0 glottic cancer treated by 6 MV photons

Parameters Patients no (%)
Sex  
Male 413 (95.3%)
Female 20 (4.6%)
T stage  
T1a 324 (74.8%)
T1b 109 (25.1%)
Grade  
Well differentiated 154 (35.5%)
Mod differentiated 273 (63.0%)
Poorly differentiated 6 (1.3%)
AC involvement  
Yes 197 (45.4%)
No 236 (54.1%)
Hemoglobin level  
≤ 13 g/dL 45 (10.4%)
> 13 g/dL 388 (89.6%)
Field size (cm2)  
< 30.5 215
30.5-35.5 165
≥ 35.5 53
A. Dose fraction size  
2.5 Gy 177 (40.8)
Total dose (Gy)  
55 30 (6.9)
57.5 134 (30.9)
60 13 (3.0)
Tx duration (days)  
≤ 30 25 (5.7)
31-33 141 (32.5)
≥ 34 11 (2.5)
BEDcGy15 (cGy)  
Median 6520
range 6058-6820
B. Dose fraction size  
2.0 Gy 256 (59.1)
Total dose (Gy)  
64 52 (12.0)
66 202 (46.6)
68 2 (0.46)
Tx duration (days)  
≤ 45 48 (11.0)
46-50 203 (46.8)
≥ 51 5 (1.5)
BEDcGy15 (cGy)  
Median 6340
range 6040-6700
  1. Abbreviations: AC = Anterior Commissure, Tx: treatment,
  2. BEDcGy15 : Tumor biologically effective dose