Table 4.
The numerical summary of numerical variables such as Ki-67 index of positive cell nuclei, ER, as well as PR index of positive cell nuclei and Allred score compared with paired Wilcoxon signed rank test.
| Biomarker | Median (range) | Mean ± SD | p-value | ||
|---|---|---|---|---|---|
| Primary tumor | ALN metastasis | Primary tumor | ALN metastasis | ||
| Ki-67 | 11 (0–58) | 10 (0–70) | 16.1 ± 15.7 | 17.5 ± 17.8 | 0.47 |
| ER % | 65 (0–100) | 80 (0–100) | 57 ± 36 | 66 ± 36 | 0.05 |
| ER Allred | 6 (0–8) | 7 (0–8) | 4.9 ± 2.99 | 5.7 ± 2.95 | 0.05 |
| PR % | 10 (0–100) | 25 (0–100) | 29 ± 35 | 40 ± 42 | 0.07 |
| PR Allred | 3 (0–8) | 3 (0–5) | 3.05 ± 3.05 | 2.57 ± 2.3 | 0.17 |
ALN, axillary lymph node; ER, estrogen receptor; PR, progesterone receptor.
Significant results are bolded.