Table 1.
Baseline patient characteristics
| Characteristics | Total (n = 33) |
|---|---|
| Age, years; median (IQR) | 59 (55–69) |
| Sex | |
| Male | 29 (87.9%) |
| Female | 4 (12.1%) |
| Smoking history | |
| Yes | 25 (75.8%) |
| No | 8 (24.2%) |
| Alcohol history | |
| Yes | 24 (72.7%) |
| No | 9 (27.3%) |
| Bodyweight loss | |
| <10% | 30 (90.9%) |
| ≥10% | 3 (9.1%) |
| ECOG performance status | |
| 0 | 15 (45.5%) |
| 1 | 18 (54.5%) |
| Tumor location | |
| Upper | 6 (18.2%) |
| Middle | 12 (36.4%) |
| Lower | 15 (45.5%) |
| Primary tumor length (cm) | |
| ≤5 | 7 (21.2%) |
| >5 | 26 (78.8%) |
| Clinical T stage | |
| T3 | 26 (78.8%) |
| T4 | 7 (21.2%) |
| Clinical N stage | |
| N2 | 14 (42.4%) |
| N3 | 19 (57.6%) |
| Clinical M stage | |
| M0 | 6 (18.2%) |
| M1 | 27 (81.8%) |
| Clinical TNM stage | |
| IV | 33 (100%) |
| Site of metastases | |
| Distant lymph nodes | 22 (66.7%) |
| Lung | 6 (18.2%) |
| Liver | 1 (3.0%) |
| Bone | 3 (9.1%) |
| Spleen | 1 (3.0%) |
| Adrenal gland | 1 (3.0%) |
Data are presented as n (%). ECOG Eastern Cooperative Oncology Group, IQR interquartile range.