Table 1 Characteristics of the 430 gastric cancer patients
Characteristics | Patients | % |
|---|---|---|
Age (year) | ||
   < 60 | 280 | 65.1 |
  ≥  60 | 150 | 34.9 |
Sex | ||
 Male | 331 | 77.0 |
 Female | 99 | 23.0 |
Tumor location | ||
 Lower third | 155 | 36.0 |
 Middle third | 120 | 27.9 |
 Upper third | 123 | 28.6 |
 Diffuse | 32 | 7.4 |
Differentiation | ||
 High | 12 | 2.8 |
 Moderate | 57 | 13.3 |
 Low | 361 | 84.0 |
T stage | ||
 1 | 31 | 7.2 |
 2 | 47 | 10.9 |
 3 | 70 | 16.3 |
 4 | 282 | 65.6 |
N stage | ||
 0 | 96 | 22.3 |
 1 | 86 | 20.0 |
 2 | 102 | 23.7 |
 3a | 92 | 21.4 |
 3b | 54 | 12.6 |
TNM stage | ||
 I | 33 | 7.7 |
 II | 120 | 27.9 |
 III | 277 | 64.4 |
Histological type | ||
 Adenocarcinoma | 255 | 59.3 |
 Signet ring cell | 21 | 4.9 |
 Mixed | 154 | 35.8 |
Family history | ||
 Yes | 112 | 26.0 |
 No | 318 | 74.0 |
Smoke | ||
 Yes | 94 | 21.9 |
 No | 336 | 78.1 |