LNM Positive | LNM Negative | Univariate | Multivariate | ||
---|---|---|---|---|---|
(n = 14) | (n = 86) | P-value | OR (95% CI) | P | |
Tumor size | |||||
≤ 30 mm | 7 | 57 | Reference | ||
> 30 mm | 7 | 29 | 0.248 | 2.51 (0.58–10.80) | 0.217 |
Depth of invasion | |||||
M-SM1 | 0 | 20 | |||
SM2 or deeper | 14 | 66 | 0.066 | NS | |
Histological type | |||||
Differentiated | 10 | 71 | Reference | ||
Undifferentiated | 4 | 15 | 0.460 | 8.39 (1.03–68.20) | 0.047 |
Ulceration | |||||
Negative | 9 | 73 | Reference | ||
Positive | 5 | 13 | 0.125 | 3.97 (0.74–21.50) | 0.109 |
Lymphatic invasion | |||||
Negative | 2 | 55 | Reference | ||
Positive | 12 | 31 | < 0.001 | 7.61 (1.15–50.30) | 0.035 |
Vascular invasion | |||||
Negative | 7 | 71 | Reference | ||
Positive | 7 | 15 | 0.012 | 3.41 (0.73–15.90) | 0.119 |
Horizontal margin | |||||
Negative | 13 | 81 | |||
Positive | 1 | 5 | 1.000 | ||
Vertical margin | |||||
Negative | 10 | 71 | |||
Positive | 4 | 15 | 0.460 |