Table 3.
Immunohistochemical marker expression in respective NPI groups
| Marker | NPI 1 | NPI 2 | NPI 3 | P value [Kruskal-Wallis] | |||
|---|---|---|---|---|---|---|---|
| Neg. | Pos. | Neg. | Pos. | Neg. | Pos. | ||
| ER | 1 | 39 | 7 | 33 | 18 | 22 | P < 0.01 | 
| 2.50% | 97.50% | 17.50% | 82.50% | 45.00% | 55.00% | ||
| PR | 3 | 37 | 10 | 30 | 25 | 15 | P < 0.01 | 
| 7.50% | 92.50% | 25% | 75% | 62.50% | 37.50% | ||
| HER-2 | 37 | 3 | 32 | 8 | 26 | 14 | P = 0.01 | 
| 92.50% | 7.50% | 80% | 20% | 65% | 35% | ||
| Ki-67 low | 3 | 37 | 12 | 28 | 31 | 9 | P < 0.01 | 
| 7.50% | 92.50% | 30% | 70% | 77.50% | 22.50% | ||
| Ki-67 high | 37 | 3 | 28 | 12 | 9 | 31 | P < 0.01 | 
| 92.50% | 7.50% | 70% | 30% | 22.50% | 77.50% | ||
| Bcl-2 | 1 | 39 | 9 | 31 | 19 | 21 | P < 0.01 | 
| 2.50% | 97.50% | 22.50% | 77.50% | 47.50% | 52.50% | ||
| p53 | 21 | 19 | 19 | 21 | 11 | 29 | P = 0.57 | 
| 52.50% | 47.50% | 47.50% | 52.50% | 27.50% | 72.50% | ||