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Patient Characteristics
| Characteristic | No. of Patients (%) |
|---|---|
| Sex | |
| Male | 20 (63) |
| Female | 12 (37) |
| Karnofsky performance score | |
| 90–100 | 15 (47) |
| 80 | 8 (25) |
| 70 | 3 (9) |
| Unknown | 6 (19) |
| Clinical T classification | |
| T3 | 26 (81) |
| T4 | 6 (18) |
| Clinical N classification | |
| N0 | 27 (84.5) |
| N1 | 2 (6.25) |
| N2 | 2 (6.25) |
| NX | 1 (3) |
| Tumor histology | |
| Adenocarcinoma | 20 (63) |
| Squamous cell carcinoma | 10 (31) |
| Other/unspecified | 2 (6) |
