Table 2: Discovery of primary site and survival.
| Primary site | Duration (Tumor Diagnosis to primary site discovery) |
Survival from primary site discovery (months) |
| Nasopharyngeal | 4 | 2 |
| Nasopharyngeal | 5 | 4 |
| Hypopharyngeal | 7 | 1 |
| Hypopharyngeal | 48 | 5 |
| Base of tongue | 59 | 1 |
| Tonsils | 106 | 8 |
| Pyriform Sinus | 65 | 6 |
Data has been expressed in months