Table 1 Patient and tumor characteristics
Characteristics | Value or No. of patients (%) |
|---|---|
Age at diagnosis (years) | |
Median (Range) | 64 (20-91) |
Gender | |
Female | 182(15.5) |
Male | 992(84.5) |
Race | |
White | 1028(87.6) |
Non-white | 146(12.4) |
BMI | |
≤25 | 285(24.3) |
>25 | 704(60.0) |
Not applicable | 185(15.7) |
KPS | |
≤ 70 | 117(10.0) |
80-100 | 1057(90.0) |
Heavy alcohol use history | 250(21.3) |
Smoking at diagnosis | 248 (21.1) |
No | 924(78.7) |
Yes | 250(21.3) |
Second malignancy | 186(15.8) |
Tumor location | |
Proximal/ Middle | 159(13.5) |
Distal | 1015(86.5) |
Tumor histology | |
ADE | 914(77.9) |
SCC | 237(20.2) |
Others | 23(1.9) |
Tumor differentiation | |
Well/ Moderate | 517(44.0) |
Poor | 644(54.9) |
Not applicable | 13(1.1) |
Tumor length (cm) | |
Median(Range) | 5(0.4-20.0) |
Clinical stage | |
I-II | 432(36.8) |
III-IV | 714(60.8) |
Not applicable | 28(2.4) |
Induction chemotherapy | 468 (40.0) |
Radiation modality | |
3DCRT | 469(39.9) |
IMRT/Proton | 705(60.1) |
Surgery | 560(47.7) |