|
Radiation schedule
|
survival time (days) ± SE
|
p value
|
|---|
|
Control
|
13.8 ± 2.4
|
<0.001
|
|
18 Gy as a single dose
|
28.8 ± 2.3
| |
|
9 Gy× 2 fractions at 60 min intervals
|
23.5 ± 3.7
|
0.011
|
|
2.57 Gy×7 at 10 min intervals
|
23.5 ± 3.7
|
0.004
|
|
9 Gy× 2 fractions at 30 min intervals
|
25.0 ± 2.9
|
0.026
|
|
2.57 Gy×7 at 5 min intervals
|
24.8 ± 2.8
|
0.027
|
- The survival time of each group was compared with the group irradiated with 18 Gy single fraction. Each date represents mean ± SE. We also compared the last four groups by chi-square test, the F value is 0.428 and p value is 0.735. (data not shown in this table)
