Table 2 Multivariate prognostic analysis

OS

Hypoalbuminemia ≥ Grade 2

0.868

0.425

4.175

0.041

2.381

1.036 ~ 5.473

Radiotherapy dose > 60 Gy

-0.810

0.293

7.640

0.006

0.445

0.251 ~ 0.790

Tumor location (Mid-chest compared to Lower chest)

-0.949

0.337

7.956

0.005

0.387

0.200 ~ 0.749

DFS

Hypoalbuminemia ≥ Grade 2

1.302

0.334

15.212

< 0.001

3.676

1.911 ~ 7.072