TABLE 1.
Difference in the incidence of LVI/PNI between gastric cancer and colorectal cancer.
| pTNM stage | Cancer | Overall | LVI/PNI | p‐value | |
|---|---|---|---|---|---|
| (+) (%) | (−) (%) | ||||
| I | Colorectal cancer | 619 | 32 (5.17) | 587 (94.83) | 0.003 |
| Gastric cancer | 407 | 42 (10.32) | 365 (89.68) | ||
| II | Colorectal cancer | 1453 | 215 (14.80) | 1238 (85.20) | <0.001 |
| Gastric cancer | 518 | 277 (53.47) | 241 (46.53) | ||
| III | Colorectal cancer | 1255 | 482 (38.41) | 773 (61.59) | <0.001 |
| Gastric cancer | 563 | 433 (76.91) | 130 (23.09) | ||
| I–III | Colorectal cancer | 3327 | 729 (21.91) | 2598 (78.09) | <0.001 |
| Gastric cancer | 1488 | 752 (50.54) | 736 (49.46) | ||
Abbreviations: LVI, lymphovascular invasion; PNI, perineural invasion.