Table 3.
Multivariate analysis of risk factors for the presence of occult lymph node metastasis.
| Factor | OR | 95% IC | pa |
|---|---|---|---|
| Presence of angiolymphatic invasion | 39.3 | 3.7–420.9 | 0.002 |
| Presence of perineural invasion | 1.5 | 0.1–23.7 | 0.766 |
| Tumor thickness >7 mm | 11.6 | 0.7–204.3 | 0.093 |
Logistic regression.