1.
Clinicopathological characteristics of PCG patients who underwent D2 total gastrectomy according to No. 5, 6 lymph nodes status
| Variables | No. 5, 6 (+) (N=68) | No. 5, 6 (−) (N=265) | P |
| PCG, proximal gastric cancer. | |||
| Sex | 0.451 | ||
| Male | 55 | 203 | |
| Female | 13 | 62 | |
| Age (year) | 0.387 | ||
| <40 | 4 | 10 | |
| 40−60 | 28 | 139 | |
| >60 | 36 | 116 | |
| Borrmann | 0.529 | ||
| 0 | 4 | 18 | |
| 1−2 | 12 | 33 | |
| 3−4 | 52 | 214 | |
| Tumor size (cm) | 0.002 | ||
| <5 | 12 | 94 | |
| ≥5 | 56 | 171 | |
| Differentiation | 0.108 | ||
| Undifferentiated | 48 | 159 | |
| Differentiated | 20 | 106 | |
| Lauren | 0.891 | ||
| Intestinal | 39 | 152 | |
| Diffuse | 29 | 113 | |
| T | <0.001 | ||
| T1 | 0 | 22 | |
| T2 | 0 | 25 | |
| T3 | 18 | 101 | |
| T4a | 39 | 102 | |
| T4b | 11 | 15 | |