Skip to main content

Table 2 Patient and treatment characteristics

From: A phase I/II radiation dose escalation trial using simultaneous integrated boost technique with elective nodal irradiation and concurrent chemotherapy for unresectable esophageal Cancer

Characteristic No. of patients %
Total patients 53 100
Age, years
 Median 58  
 Range 41–69  
Gender
 Female 6 11
 Male 47 89
Karnofsky Performance Status
 100 1 2
 90 29 55
 80 22 41
 70 1 2
Tumor Length, cm
 Median 6  
 Range 2–14  
 Length<3 cm 2 4
 3 cm ≤ Length<5 cm 12 23
 5 cm ≤ Length<10 cm 35 66
 Length ≥ 10 cm 4 7
Clinical Stage (UICC 2002)
 T stage   
 T1 3 6
 T2 7 13
 T3 21 40
 T4 22 41
N stage
 N0 1 2
 N1 52 98
TNM stage
 IIA 1 2
 IIB 6 11
 III 23 43
 IVA 10 19
 IVB 13 25
Radiotherapy Technique
 SIB-IMRT 35 66
 SIB-VMAT 18 34
GTV volume (cm3)
 Median 41.77  
 Range 6.30–144.04  
GTV-nd volume (cm3) 10.53  
0.00–46.67  
PGTV volume (cm3)
 Median 175.54  
 Range 36.59–374.09  
CTV volume (cm3)
 Median 364.72  
 Range 172.47–562.21  
PTV volume (cm3)
 Median 630.91  
 Range 325.14–854.99