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Figure 1

Overall survival curve.
Overall survival curve.

Figure 2

Locoregional control curve.
Locoregional control curve.

Figure 3

Disease-frees survival curve.
Disease-frees survival curve.

Results of univariate analysis testing the impact of different parameters on survivals

OS (p)LRC (p)DFS (p)
Gender:
male (N = 45)0.160.460.63
female (N = 10)
Age:
≤ 62 years (N = 29)0.160.60.85
> 62 years (N = 26)
WHO performance stage:
0–1 (N = 50)0.990.780.95
2 (N = 5)
Risk factors:
none present (N = 19)0.670.240.23
at least one present (N = 36)
Tumor localization:
upper third - cervical (N = 32)0.180.560.57
middle third - intrathoracic (N = 23)
T stage:
T 1+2 (N = 8)0.380.760.37
T 3+4 (N = 47)
N stage:
N0 (N = 20)0.790.220.42
N+ (N = 35)
Treatment schedule:
definitive radiochemotherapy (N = 49) preoperative radiochemotherapy without surgery and completion of the treatment with additional radio(chemo) therapy (N = 6)0.660.550.46
TD on tumor:
≤ 57.6 Gy (N = 35)0.610.520.79
> 57.6 Gy (N = 20)

Different chemotherapy regimens used

Chemotherapy regimen usedN (%)
5-FU in continuous 96 hours infusion + cisplatin41 (74.5)
Weekly cisplatin only during RT3 (5.5)
Paclitaxel + carboplatin2 (3.6)
5-FU + carboplatin2 (3.6)
Induction TCF followed by weekly cisplatin during RT1 (1.8)
Induction 5-FU + cisplatin followed by weekly carboplatin during RT1 (1.8)
Induction paclitaxel + carboplatin followed by weekly carboplatin during RT1 (1.8)
Induction weekly cisplatin followed by weekly carboplatin during RT1 (1.8)
Induction paclitaxel + carboplatin followed by 5-FU + cisplatin during RT1 (1.8)
Induction capecitabine + cisplatin followed by weekly cisplatin during RT1 (1.8)
No chemotherapy given1 (1.8)

Side effects of concomitant radiochemotherapy (according to EORTC Common Toxicity Criteria version 4)

Side effectGrade
0123
Esophagitis6 (10.9)21 (38.2)17 (30.9)10 (18.2)
Radiodermatitis35 (63.3)8 (14.5)7 (12.7)4 (7.3)
Nausea40 (72.7)9 (16.4)4 (7.3)1 (1.8)
Vomiting50 (90.9)1 (1.8)3 (5.5)0
Neutropenia25 (45.5)8 (14.5)10 (18.2)12 (21.8)
Thrombocytopenia20 (36.4)21 (38.2)8 (14.5)6 (10.9)
Anemia6 (10.9)27 (49.1)21 (38.2)1 (1.8)

Patients’ and tumors’ characteristics

N (%)
Gender
male45 (81.8)
female10 (18.2)
Age at diagnosis (years)mean: 62 (SD 9 years, range: 29–80 years)
WHO performance stage
024 (43.6)
126 (47.3)
25 (9.1)
Risk factors
none13 (23.6)
active or ex-smokers31 (56.4)
gastroesophageal reflux2 (3.6)
gastroesophageal reflux and smoking3 (5.5)
unknown6 (10.9)
T stage
T X1 (1.8)
T 11 (1.8)
T 26 (10.9)
T 336 (65.5)
T 411 (20)
N stage
N 020 (36.4)
N 120 (36.4)
N 212 (21.8)
N 33 (5.5)
Histology
squamous cell cancer53 (96.4)
adenocarcinoma1 (1.8)
verified carcinoma, unspecified1 (1.8)
Grade
G 13 (5.5)
G 228 (50.9)
G 312 (21.8)
unknown or not specified12 (21.8)
Upper border of the tumor
≤ 18 cm from the incisors32 (58.2)
18–32 cm from the incisors23 (41.8)

Median, two- and five years survivals

OSLRCDFS
Median20.5 months16.6 months12.9 months
(95% CI 8.2–32.8)(95% CI 7.3–26)(95% CI 9.8-16.1)
2-year47%43.7%32.1%
5-year19.4%41%11.5%
eISSN:
1581-3207
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Medicine, Clinical Medicine, Internal Medicine, Haematology, Oncology, Radiology