Table 1 Characteristics of the patients ( n = 238)
| Â | Number of patients (%) |
|---|---|
Year, mean ± SD (range) | 46.5 ± 10.4 (21.7, 78.8) |
Gender | Â |
  Male | 176 (73.9) |
  Female | 62 (26.1) |
Marital status | Â |
  Unmarried | 11 (4.6) |
  Married | 227 (95.4) |
Monthly income | Â |
  ≤2000 Yuan | 87 (36.6) |
  ~5000 Yuan | 119 (50.0) |
  >5000 Yuan | 18 (7.6) |
  Unclear | 14 (5.9) |
Dialect | Â |
  Cantonese | 153 (64.3) |
  Hakka | 45 (18.9) |
  Chaoshan | 13 (5.5) |
  Others | 27 (11.3) |
Other chronic disease | Â |
  No | 189 (79.4) |
  Yes | 49 (20.6) |
Tumor site | Â |
  Nasopharynx | 170 (71.4) |
  Non-nasopharynx | 68 (28.6) |
RT | Â |
  Before | 50 (21.0) |
  Under | 40 (16.8) |
  ≤ 1 year after | 57 (23.9) |
  ~5 years after | 50 (21.0) |
  >5 years after | 41 (17.2) |