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Patient Characteristics
| Characteristic | Values | |
|---|---|---|
| Age (year) | 65.7 ± 11.0 | |
| Gender (male/female) | 124/29 | |
| T stage | T1 | 14 (9%) |
| T2 | 60 (39%) | |
| T3 | 33 (22%) | |
| T4 | 46 (30%) | |
| N stage | N0 | 44 (29%) |
| N1 | 15 (10%) | |
| N2 | 91 (59%) | |
| N3 | 3 (2%) | |
| M stage | M0 | 153 (100%) |
| Stage | I | 11 (7%) |
| II | 22 (14%) | |
| III | 17 (11%) | |
| IV | 103 (67%) | |
| Tumor sites | Tongue | 32 (21%) |
| Nasopharynx | 9 (6%) | |
| Oropharynx | 55 (36%) | |
| Hypopharynx | 43 (28%) | |
| Gingiva | 14 (9%) |
The majority of the patients (78%) had stage 3 and 4 advanced cancers.
