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Local-regional progression-free survival in 120 stage IV NSCLC patients according to radiotherapy dose
| Cycle | Dose (Gy) | No. |
Survival rate (%) |
Median survival (months) | 95% confidence interval | χ 2 | p | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 year | 2 year | 3 year | 5 year | ||||||||
| 2-3 |
<63 |
23 |
41.7 |
27.8 |
20.9 |
0 |
10 |
5.5 |
14.5 |
0.040 |
0.842 |
| ≥63 |
23 |
43.5 |
26.1 |
19.6 |
0 |
9 |
4.3 |
13.7 |
|||
| 4-5 | <63 |
18 |
32.6 |
21.7 |
0 |
0 |
9 |
6.6 |
11.4 |
9.217 | 0.002 |
| ≥63 | 56 | 77.4 | 36.2 | 27.2 | 15.9 | 20 | 16.5 | 23.5 | |||
