Table 1.
Patient characteristics
| Patients | ||
|---|---|---|
| n | % | |
| Age, years [median (range)] | 78 (70–84) | |
| Sex | ||
| Female | 6 | 37.5 |
| Male | 10 | 62.5 |
| ECOG PS | ||
| 0 | 5 | 31.3 |
| 1 | 5 | 31.3 |
| 2 | 6 | 37.4 |
| Histology | ||
| Adenocarcinoma | 11 | 68.8 |
| Squamous cell carcinoma | 2 | 12.5 |
| Adenosquamous cell carcinoma | 1 | 6.2 |
| NOS | 2 | 12.5 |
| Clinical stage (TNM ver.7) | ||
| IIIB | 4 | 25.0 |
| IV | 11 | 68.8 |
| Post operative recurrence | 1 | 6.2 |
| No. of prior chemotherapy regimen | ||
| 1 | 15 | 93.8 |
| 2 | 1 | 6.2 |
ECOG PS Eastern Cooperative Oncology Group performance status, TNM tumor-node-metastasis, NOS not otherwise specified.