888-889 / 1778
Interobserver variation
A
B
Possible
scenarios
D2cc sigmoid
(5.0 Gy)
D2cc rectum
(5.0 Gy)
EQD2 (45 Gy/25#
(75 Gy
3
)
#1 #2 #3 #4 #1 #2 #3 #4 Sigmoid Rectum
1
5.5 5.5 5.5
4.5 3.5 3.5 3.5
5.5
78
66.2
2
5.5 5.5
4.5 4.5 3.5 3.5
5.5 5.5 75.4
71.0
3
5.5
4.5 4.5 4.5 3.5
5.5 5.5 5.5
72.8
75.8