Table 2.
Univariate Analysis and Multivariate Analysis for Variables Associated with Vascular Invasion
| Variables | Intratumoral vascular invasion N (%) | Crude OR | 95% CI | p-value | Adjusted OR | 95% CI | p-value | |
|---|---|---|---|---|---|---|---|---|
| No | Yes | |||||||
| Pathological tumor staging | ||||||||
| Stage I-II | 19 (33.9%) | 1 (5.9 %) | Ref | |||||
| Stage III-IV | 37 (66.1%) | 16 (94.1%) | 8.216 | 1.012-66.737 | 0.049* | |||
| Nodal involvement | ||||||||
| No | 31 (55.4%) | 3 (17.6%) | Ref | Ref | ||||
| Yes | 25 (44.6%) | 14 (82.4%) | 5.787 | 1.495-22.404 | 0.01* | 10.767 | 1.973-58.748 | 0.006* |
| MVD(CD34) | ||||||||
| Mean (SD) | 81.3 (9.3) | 76.3 (7.6) | 0.736 | |||||
| Low < 60 | 50 (89.3%) | 10 (52.9%) | Ref | Ref | ||||
| High >/= 60 | 6 (10.7%) | 7 (5.9%) | 5.833 | 1.615-21.075 | 0.007* | 11.994 | 2.197-65.483 | 0.004* |
| Recurrence | ||||||||
| No | 31 (55.4%) | 6 (35.3%) | Ref | |||||
| Yes | 25 (44.6%) | 11 (68.7%) | 2.273 | 0.738-7.007 | 0.147 | |||
| Histologic grading | ||||||||
| Low | 53(94.6%) | 16(94.2%) | Ref | |||||
| High | 3(5.4%) | 1(5.8%) | 1.104 | 0.107-11.36 | 0.663 | |||
| Mucinous component | ||||||||
| No | 45(80.4%) | 15(88.2%) | Ref | |||||
| Yes | 11(19.6%) | 2(11.8%) | 0.545 | 0.108-2.745 | 0.719 | |||
*Statistically significant at the 0.01 level (2 tailed)