Table I.
Patient characteristics.
| Patients (n=50) | ||
|---|---|---|
|
|
||
| Characteristics | No. | % |
| Age, years [median (range)] | 65 (44–78) | |
| Gender | ||
| Female | 17 | 34.0 |
| Male | 33 | 66.0 |
| ECOG PS | ||
| 0 | 24 | 48.0 |
| 1 | 26 | 52.0 |
| Histology | ||
| Adenocarcinoma | 29 | 58.0 |
| Squamous cell carcinoma | 18 | 36.0 |
| Large-cell carcinoma | 2 | 4.0 |
| Adenosquamous cell carcinoma | 1 | 2.0 |
| Clinical stage (TNM, version 6) | ||
| IIIA | 1 | 2.0 |
| IIIB | 15 | 30.0 |
| IV | 32 | 64.0 |
| Postoperative recurrence | 2 | 4.0 |
| Courses of chemotherapy | ||
| 0 | 1 | 2.0 |
| 1 | 5 | 10.0 |
| 2 | 11 | 22.0 |
| 3 | 9 | 18.0 |
| 4 | 19 | 38.0 |
| 5 | 3 | 6.0 |
| 6 | 2 | 4.0 |
ECOG PS, Eastern Cooperative Oncology Group performance status; TNM, tumor-node-metastasis.