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Selected clinicopathological informationa
| Variables | Status | Patient no. |
|---|---|---|
| Smoke | Never | 0 |
| Ever | 24 | |
| 0 | 10 | |
| PS | 1 | 10 |
| 2 | 4 | |
| AD | 8 | |
| Histology | SCC | 10 |
| ASCC | 2 | |
| LCC | 4 | |
| W | 2 | |
| Grade | M | 4 |
| P | 12 | |
| U | 6 | |
| Stage | Unknown | 24 |
| Pre- chemotherapy |
Yes | 10 |
| No | 14 | |
| Pre- radiotherapy |
Yes | 0 |
| No | 24 |
PS: performance status; AD: adenocarcinoma; SCC: squamous cell carcinoma; ASCC: adenosquamous cell carcinoma; LCC: large cell carcinoma; W: well differentiated; M: moderately differentiated; P: poorly differentiated; U: undifferentiated.
