Table 1 Demographics and disease characteristics
|  | All patients (N = 20) |
|---|---|
Age (median, range) in years | 59.8 (36.9 to 69.3) |
Gender (n, %) | |
 Male | 18 (90.0) |
 Female | 2 (10.0) |
ECOG PS (n, %) | |
 0 | 9 (45.0) |
 1 | 11 (55.0) |
Time since initial diagnosis (median, range) in days | 14 (7–611) |
Disease status (n, %) | |
 Locally advanced | 4 (20.0) |
 Metastatic | 16 (80.0) |
Location of the primary tumor (n, %) | |
 Upper | 7 (35.0) |
 Middle | 6 (30.0) |
 Lower | 7 (35.0) |
TNM staging (n, %) | |
 T3 | 3 (15.0) |
 T4 | 11 (55.0) |
 Tx | 6 (30.0) |
 M0 | 4 (20.0) |
 M1 | 16 (80.0) |
 N1 | 1 (5.0) |
 N2 | 3 (15.0) |
 N3 | 6 (30.0) |
 Nx | 10 (50.0) |
Histology (n, %) | |
 Poorly differentiated adenocarcinoma | 11 (55.0) |
 Moderately differentiated adenocarcinoma | 5 (25.0) |
 Unknown differentiated adenocarcinoma | 4 (20.0) |