|
ECOG performance status (0–1 vs. 2)
|
0.76 (0.26–1.87)
|
0.567
|
|
Primary tumor location (upper vs. middle vs. lower)
|
0.44 (0.19–1.00)
|
0.051
|
|
T category of primary tumor
|
1.95 (0.68–5.56)
|
0.213
|
|
(T4 vs. non-T4)
|
|
Clinical stage of primary tumor (stage II vs. stage III vs. stage IV)
|
1.55 (0.68–3.57)
|
0.300
|
|
NRS score before CCRT (≥3 vs. <3)
|
1.13 (0.69–1.86)
|
0.631
|
|
NRS score after CCRT (≥3 vs. <3)
|
5.14 (1.72–15.31)
|
0.003
|
|
Increased NRS score after CCRT (yes vs. no)
|
0.32 (0.12–0.86)
|
0.024
|
|
Hemoglobin level after CCRT (>110 vs. ≤110 g/L)
|
1.56 (0.72–3.24)
|
0.724
|
|
Fistula closure (yes vs. no)
|
3.78 (1.36–10.61)
|
0.011
|
|
Fistula site (tracheobronchus vs. mediastinum)
|
1.55 (0.50–4.82)
|
0.447
|
|
Radiation dose (≥60 vs. <60 Gy)
|
0.46 (0.17–1.23)
|
0.096
|
|
Tumor response after CCRT (CR vs. non-CR)
|
3.53 (2.01–6.18)
|
<0.001
|
