Table 4.
Prognostic factors by log-rank test and univariate survival analysisain present study
| Factors | Group | Number |
Median OSb (months) |
Log-rank test |
Univariate analysis |
|---|---|---|---|---|---|
| pvalue | pvalue | ||||
|
Age |
< 60 years |
16 |
14.3 |
0.042 |
0.048 |
| ≧60 years |
34 |
11.9 |
|||
|
Gender |
Male |
42 |
15.0 |
0.365 |
0.334 |
| Female |
8 |
10.6 |
|||
|
Staging after surgery |
I/II |
17 |
17.2 |
0.355 |
0.359 |
| III/IV |
33 |
13.8 |
|||
|
Chemotherapy regimen |
TP |
28 |
16.3 |
0.012 |
0.025 |
| FP |
22 |
9.8 |
|||
|
Response to treatment |
CR/PR |
40 |
15.0 |
0.071 |
0.072 |
| SD |
10 |
12.8 |
|||
| Irradiation dose | ≧60 Gy |
29 |
16.3 |
0.040 | 0.041 |
| < 60 Gy | 21 | 11.5 |
a: Cox's proportional hazards regression model; b: Overall survival.