Table 2.
Comparison of Categorical Variables between WISP-2-Positive and WISP-2-Negative Breast Cancer Samples.
| Variable* | WISP-2+ n (%) | WISP-2 - n (%) | P value |
| ER-α | |||
| Positive | 20 (54.0) | 3 (17.7) | 0.0174 |
| Negative | 17 (46.0) | 14 (82.3) | |
| PR | |||
| Positive | 11 (29.7) | 3 (17.7) | 0.5073 |
| Negative | 26 (70.3) | 14 (82.3) | |
| p53 | |||
| Positive | 31 (83.8) | 13 (76.5) | 0.7075 |
| Negative | 6 (16.2) | 4 (23.5) | |
| Grade† | |||
| 1 | 10 (27.0) | 2 (11.8) | 0.3676 |
| 2 | 19 (51.4) | 9 (52.9) | |
| 3 | 8 (21.6) | 6 (35.3) | |
n, number of breast cancer samples.
*
WISP-2 data were collected from in situ hybridization and immunohistochemical analyses; ER, PR, and p53 data were collected from immunohistochemical analyses.
†
1, well differentiated; 2, moderately differentiated; and 3, poorly differentiated.