Table 1.
The correlation between the expression of BCRP and the clinicopathological parameter
| Patients | BCRP expression | P value | |||
|---|---|---|---|---|---|
| n (%) | negative | low | high | ||
| Age | 0.801 | ||||
| ≤ 50 years | 80 | 10 | 38 | 32 | |
| > 50 years | 116 | 16 | 59 | 41 | |
| Histology-type | 0.711 | ||||
| IDC | 155 | 20 | 75 | 60 | |
| IDC with others | 41 | 6 | 22 | 13 | |
| Histology-grade | 0.424 | ||||
| G1/G2 | 143 | 19 | 67 | 57 | |
| G3 | 53 | 7 | 30 | 16 | |
| Tumour size | 0.210 | ||||
| ≤ 2.0 cm | 97 | 9 | 48 | 40 | |
| > 2.0 cm | 99 | 17 | 49 | 33 | |
| LNM | 0.049* | ||||
| - | 103 | 8 | 56 | 39 | |
| + | 93 | 18 | 41 | 34 | |
| ER | 0.136 | ||||
| -/+ | 96 | 14 | 53 | 29 | |
| ++/+++ | 100 | 12 | 44 | 44 | |
| PR | 0.693 | ||||
| -/+ | 128 | 18 | 65 | 45 | |
| ++/+++ | 68 | 8 | 32 | 28 | |
| HER2 | 0.001* | ||||
| -/+ | 138 | 18 | 57 | 63 | |
| ++/+++ | 58 | 8 | 40 | 10 | |
| Ki67 | 0.906 | ||||
| Positive ≤ 50% | 154 | 21 | 75 | 58 | |
| Positive > 50% | 42 | 5 | 22 | 15 | |
| Clinical stage | 0.015* | ||||
| Stage I | 60 | 2 | 32 | 26 | |
| Stage IIa and IIb | 86 | 11 | 44 | 31 | |
| StageIIIa and IIIb | 50 | 13 | 21 | 16 | |
P values were evaluated by chi-square test or the Fisher's exact test. *P < 0.05.