Research Article
Clinical Significance of Lymph Node Micrometastasis in pN0 Gastric Cancer Patients
Table 3
Association of clinicopathological factors with a 5-year survival rate.
| Clinicopathological factors | No. (%) | 5-year survival rate (%) | value |
| Gender | | | 0.54 | Male | 122 (70.9) | 60 | | Female | 50 (29.1) | 54.9 | | Age | | | 0.95 | ≤60 | 98 (57.0) | 58.1 | | ≥60 | 74 (43.0) | 55.1 | | Tumor size (cm) | | | 0.01 | ≤2 | 31 (18.0) | 96.8 | | 2~5 | 79 (45.9) | 57 | | ≥5 | 62 (36.1) | 35.5 | | Tumor differentiation | | | 0.00 | High or moderate differentiation | 47 (27.3) | 87.5 | | Low differentiation | 125 (72.7) | 47 | | Level 2 LNMM | | | 0.01 | Positive | 72 (41.9) | 42 | | Negative | 100 (58.1) | 76.4 | | The depth of tumor invasion | | | 0.01 | T1 | 19 (11.1) | 86.1 | | T2 | 26 (15.1) | 72.3 | | T3 | 101 (58.7) | 56.4 | | T4 | 26 (15.1) | 27.8 | | Operation mode | | | 0.07 | Total gastrectomy | 119 (69.2) | 59.9 | | Distal gastrectomy | 53 (30.8) | 37.5 | | Neural invasion | | | 0.42 | Yes | 37 (21.5) | 51.4 | | No | 135 (78.5) | 57.8 | | Lauren classification | | | 0.01 | Diffusive type | 104 (60.5) | 48.1 | | Intestinal type | 68 (39.5) | 69.1 | | TNM staging | | | 0.01 | IA | 19 (11.1) | 86.1 | | IB | 26 (15.1) | 72.3 | | IIA | 101 (58.8) | 56.4 | | IIB | 19 (11.1) | 30.1 | | III | 7 (9.9) | 21.8 | | Lymphatic infiltration | | | 0.01 | Yes | 96 (55.8) | 43.8 | | No | 76 (44.2) | 72.4 | |
|
|
LNMM: lymph node micrometastasis; TNM: tumor node metastasis; . |