| |
Mode of tomotherapy
|
P-value
|
---|
Static
|
Helical
|
---|
Smoking History
|
Yes
|
12/12 (83.3 %)
|
26/51 (51.0 %)
|
0.04
|
|
No
|
2/12 (16.7 %)
|
25/51 (49.0 %)
| |
PTV (cc)
|
Median (range)
|
158.50 (57–799)
|
144.00 (16–789)
|
NS
|
Total lung V10 (%)
|
median (range)
|
32.00 (11–70)
|
44.00 (5–98)
|
NS
|
Total lung V20 (%)
|
median (range)
|
16.00 (5–51)
|
16.00 (4–53)
|
NS
|
CCRTx
|
Yes
|
7/12 (58.3 %)
|
14/51 (27.5 %)
|
0.04
|
|
No
|
5/12 (41.7 %)
|
37/51 (72.5 %)
| |
Radiation pneumonitis scoring system
| | | |
RTOG
|
Acute
|
3/ 12 (25.0 %)
|
15/51 (29.4 %)
|
NS
|
|
Late
|
1/ 12 (8.3 %)
|
27/42 (64.3 %)
|
0.001
|
CTCAE
|
Acute
|
3/ 12 (25.0 %)
|
20/51 (39.2 %)
|
NS
|
|
Late
|
1/ 12 (8.3 %)
|
20/42 (47.6 %)
|
0.01
|
-
CCRTx concurrent chemoradiotherapy, RTOG Radiation Therapy Oncology Group, CTCAE the National Cancer Institute Common Terminology Criteria for Adverse Events, version 3.0, NS not significant