Table 1.
Characteristics of the Patients with Gastric Cancer and Univariate Analysis of Risk Factors
| Variables | Number | Percent | Median Survival Time(Months) | Log-Rank Test | P-value |
|---|---|---|---|---|---|
| Gender | 3.7 | 0.055 | |||
| Male | 112 | 61.5 | 11.3 | ||
| Female | 70 | 38.5 | 14.1 | ||
| Family history | 0.4 | 0.544 | |||
| Yes | 17 | 9.4 | 14.1 | ||
| No | 165 | 90.6 | 12.2 | ||
| Age at diagnosis(yr) | 8.0 | 0.018 | |||
| <60 | 73 | 40.1 | 14.1 | ||
| 61-75 | 75 | 41.2 | 10.7 | ||
| >75 | 34 | 18.7 | 12.3 | ||
| Tumor location | 5.7 | 0.057 | |||
| Pyloric | 100 | 56.8 | 12.4 | ||
| Body | 39 | 22.1 | 10.7 | ||
| Fundus | 37 | 21.1 | 14.1 | ||
| Metastatic status | 82.4 | <0.001 | |||
| No | 77 | 42.3 | 14.1 | ||
| Yes | 48 | 26.4 | 7.3 | ||
| Unknown | 57 | 31.3 | 16.2 | ||
| Number of involved lymph nodes | 15.6 | <0.001 | |||
| (1-6 number) | 102 | 75.0 | 12.3 | ||
| (7-15 number) | 34 | 25.0 | 8.3 | ||
| Histopathology type | 2.5 | 0.279 | |||
| Adenocarcinoma | 125 | 69.8 | 12.3 | ||
| Lymphoma | 29 | 16.3 | 13.6 | ||
| Sarcoma | 25 | 13.9 | 10.2 | ||
| Tumor size | 26.3 | <0.001 | |||
| T1(1 cm) | 21 | 15.2 | 22.0 | ||
| T2 (2 cm) | 48 | 34.8 | 12.2 | ||
| T3 (3 cm) | 45 | 31.9 | 11.3 | ||
| T4 (> 4cm) | 25 | 18.1 | 10.3 | ||
| Stage | 22.4 | <0.001 | |||
| I | 9 | 5.0 | 22.1 | ||
| II | 31 | 17.1 | 17.6 | ||
| III | 36 | 19.9 | 10.7 | ||
| IV | 105 | 58.0 | 11.0 | ||
| Histological type | 0.1 | 0.956 | |||
| Rivers | 91 | 53.8 | 12.1 | ||
| Diffuse | 56 | 33.1 | 11.3 | ||
| Complex | 22 | 13.1 | 11.3 | ||
| Type of treatment | 5.4 | 0.021 | |||
| Radiotherapy | 74 | 40.6 | 14.7 | ||
| Chemotherapy | 108 | 59.4 | 11.2 |