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Clinical characteristics of 70 patients with nasopharyngeal carcinoma (NPC)
| Characteristic | Number of patients (%) |
|---|---|
| Sex | |
| Man | 46 (65.7) |
| Women | 24 (34.3) |
| Smoking status | |
| Smoker | 29 (41.4) |
| Non-smoker | 41 (49.2) |
| Clinical stage | |
| I | 2 (2.9) |
| II | 14 (20.0) |
| III | 39 (55.7) |
| IV | 15 (21.4) |
| EBV copy number | |
| >1,000 | 59 (84.3) |
| <1,000 | 11 (15.7) |
| Therapy | |
| No treatment | 1 (1.4) |
| Radiotherapy | 16 (22.9) |
| Chemoradiotherapy | 53 (75.7) |
| Recurrence or metastasis | |
| Yes | 11 (15.7) |
| No | 59 (84.3) |
EBV, Epstein-Barr virus.
