Table 1.
Correlation analysis of clinicopathological characteristics and lymphatic and/or blood vessel invasion (LBVI) in advanced gastric cancer
| Variable |
LVBI |
χ2 | P value | |
| Presence | Absence | |||
| Gender | 0.011 | 0.916 | ||
| Male | 330 (74.7) | 1609 (74.5) | ||
| Female | 112 (25.3) | 553 (25.5) | ||
| Age (yr) | 2.200 | 0.138 | ||
| < 60 | 233 (52.7) | 1056 (48.8) | ||
| ≥ 60 | 209 (47.3) | 1106 (51.2) | ||
| Borrmann type | 17.294 | 0.001 | ||
| I | 17 (3.8) | 106 (4.9) | ||
| II | 95 (21.5) | 369 (17.1) | ||
| III | 250 (56.6) | 1413 (65.4) | ||
| IV | 80 (18.1) | 274 (12.7) | ||
| Tumor location | 33.630 | < 0.001 | ||
| Upper third | 28 (6.3) | 273 (12.6) | ||
| Middle third | 62 (14.0) | 339 (15.7) | ||
| Lower third | 220 (49.8) | 1135 (52.5) | ||
| Whole stomach | 132 (29.9) | 415 (19.2) | ||
| Tumor size (mm) | 16.077 | < 0.001 | ||
| < 50 | 118 (26.7) | 793 (36.7) | ||
| ≥ 50 | 324 (73.3) | 1369 (63.3) | ||
| Histologic grade | 15.084 | < 0.001 | ||
| Well | 129 (29.2) | 843 (39.0) | ||
| Poor | 313 (70.8) | 1319 (61.0) | ||
| pT category | 213.269 | < 0.001 | ||
| T2 | 29 (6.6) | 294 (13.6) | ||
| T3 | 212 (48.0) | 358 (16.6) | ||
| T4a | 171 (38.7) | 1269 (58.7) | ||
| T4b | 30 (6.8) | 241 (11.1) | ||
| pN category | 96.976 | < 0.001 | ||
| N0 | 44 (10.0) | 522 (24.1) | ||
| N1 | 57 (12.9) | 409 (18.9) | ||
| N2 | 95 (21.5) | 529 (24.5) | ||
| N3 | 246 (55.7) | 702 (32.5) | ||
| Surgical approach | 37.183 | < 0.001 | ||
| Proximal gastrectomy | 23 (5.2) | 211 (9.8) | ||
| Distal gastrectomy | 235 (53.2) | 1351 (62.5) | ||
| Total gastrectomy | 184 (41.6) | 600 (27.8) | ||
| Combined resection | 1.251 | 0.263 | ||
| Presence | 19 (4.3) | 70 (3.2) | ||
| Absence | 423 (95.7) | 2092 (96.8) | ||