Table 1.
Characteristics of 176 NPC patients
| Characteristic | ||
|---|---|---|
| Age (years) | N | Percentage (%) |
| Median | 52 | |
| Range | 18-83 | |
| Gender | ||
| Female | 58 | 33.0 |
| Male | 118 | 67.0 |
| Histological differentiation | ||
| WHO type I | 6 | 3.4 |
| WHO type II-III | 168 | 95.5 |
| Unclassified | 2 | 1.1 |
| T stage | ||
| T1 | 26 | 14.8 |
| T2a | 39 | 22.2 |
| T2b | 38 | 21.6 |
| T3 | 46 | 26.1 |
| T4 | 27 | 15.3 |
| N Stage | ||
| N0 | 56 | 31.8 |
| N1 | 60 | 34.1 |
| N2 | 40 | 22.7 |
| N3 | 20 | 11.4 |
| Clinical Stage (2002 UICC) | ||
| I | 8 | 4.5 |
| IIA | 16 | 9.1 |
| IIB | 45 | 25.6 |
| III | 67 | 38.0 |
| IVA | 20 | 11.4 |
| IVB | 20 | 11.4 |
| Doses to GTV | ||
| < 70 Gy | 5 | 2.8 |
| ≥ 70 Gy | 171 | 97.2 |
| Chemotherapy | ||
| With | 45 | 25.6 |
| Without | 131 | 74.4 |