|
Age (years)
|
|
< 65/≥65
|
42/24
|
0.736
|
0.407–1.330
|
0.310
| | | |
|
KPS
|
|
70–80/>80
|
27/39
|
0.843
|
0.491–1.447
|
0.535
| | | |
|
Gender
|
|
Male/Female
|
48/18
|
0.942
|
0.530–1.674
|
0.838
| | | |
|
Smoking
|
|
Yes/No
|
23/43
|
1.486
|
0.857–2.577
|
0.159
| | | |
|
Alcohol consumption
|
|
Yes/No
|
10/56
|
1.083
|
0.526–2.233
|
0.828
| | | |
|
Primary tumor location
|
|
Upper/Middle and lower thoracic
|
27/39
|
1.265
|
0.733–2.183
|
0.398
| | | |
|
Clinical stage
|
|
I + II/III
|
20/46
|
1.021
|
0.561–1.858
|
0.946
|
1.541
|
0.814–2.916
|
0.184
|
|
Surgery in the initial treatment
|
|
Yes/No
|
6/60
|
2.258
|
0.942–5.414
|
0.068
| | | |
|
Chemotherapy in the initial treatment
|
|
Yes/No
|
33/33
|
1.005
|
0.585–1.729
|
0.984
| | | |
|
Recurrence-free interval (months)
|
|
≤12/> 12
|
29/37
|
0.739
|
0.433–1.262
|
0.268
| | | |
|
Pattern of recurrence
|
|
LN/PF
|
9/57
|
0.277
|
0.108–0.714
|
0.008
|
0.319
|
0.117–0.869
|
0.025
|
|
Re-RT after recurrence
|
|
Yes/No
|
33/33
|
0.299
|
0.167–0.535
|
< 0.001
|
0.375
|
0.201–0.701
|
0.002
|
|
Chemotherapy after recurrence
|
|
Yes/No
|
20/46
|
0.817
|
0.456–1.463
|
0.497
| | | |
|
Chemotherapy for both course treatment
|
|
Yes/No
|
10/56
|
0.621
|
0.291–1.323
|
0.217
|
0.710
|
0.323–1.562
|
0.395
|
