Table 5 Correlation between clinicopathological characteristics of pN1 patients and the CLNs > 5
Clinicopathological characteristics | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
OR (95%CI) | P value | OR (95%CI) | P value | |
Age (years old) | Â | 0.004* | Â | 0.001* |
 ≥ 55 | 1 (reference) | 1 (reference) | ||
 < 55 | 2.448 (1.330–4.504) | 2.864 (1.532–5.353) | ||
Gender | Â | 0.058 | NA | NA |
 Female | 1 (reference) | |||
 Male | 1.443 (0.987–2.109) | |||
Primary tumor size (mm) |  |  < 0.001* |  | 0.001* |
 ≤ 10 | 1 (reference) | 1 (reference) | ||
 > 10 | 1.646 (1.374–1.972) | 2.006 (1.352–2.976) | ||
Bilaterality |  |  < 0.001* |  | 0.056 |
 No | 1 (reference) | 1 (reference) | ||
 Yes | 2.083 (1.451–2.988) | 1.611 (0.987–2.628) | ||
Multifocality | Â | 0.001* | Â | 0.308 |
 No | 1 (reference) | 1 (reference) | ||
 Yes | 1.888 (1.319–2.703) | 1.287 (0.792–2.092) | ||
ETE |  |  < 0.001* |  | 0.005* |
 No | 1 (reference) | 1 (reference) | ||
 Yes | 3.499 (1.873–6.536) | 2.520 (1.322–4.806) | ||