Table 4.
Univariable and multivariable analyses for LNM
| Factor | Univariable analysis | Multivariable analysis | ||
|---|---|---|---|---|
| OR (95% CI) | P-value | OR (95% CI) | P-value | |
| Age (years) | ||||
| < 40 | 1 | |||
| ≥ 40 | 0.322 (0.139–0.748) | 0.008 | NA | NA |
| Tumor size | ||||
| < 3 cm | 1 | |||
| ≥ 3 cm | 3.230 (1.710–6.101) | < 0.001 | 2.948 (1.480–5.872) | 0.002 |
| Depth of invasion | ||||
| Mucosal | 1 | |||
| Submucosa | 2.743 (1.583–4.755) | < 0.001 | NA | NA |
| Ulcer | ||||
| Absent | 1 | |||
| Present | 0.687 (0.400–1.180) | 0.173 | NA | NA |
| Differentiation | ||||
| Well/Moderate | 1 | |||
| Poorly | 4.214 (2.233–7.951) | < 0.001 | 5.879 (2.536–13.628) | 0.001 |
| LVI | ||||
| Absent | 1 | |||
| Present | 8.576 (2.993–24.568) | < 0.001 | 14.569 (2.493–85.135) | 0.001 |
OR odds ratio, CI confidence interval, LVI lymphovascular invasion, NA not applicable