Research Article

Development of a Novel Tool for the Retrieval and Analysis of Hormone Receptor Expression Characteristics in Metastatic Breast Cancer via Data Mining on Pathology Reports

Table 4

Summary of immunohistochemical study results of distant metastatic tumors.

MarkerPositiveEquivocalNegativeNot tested

ER36 (62.0%)28 (38.0%)0
PR12 (23.0%)40 (67.0%)12
Her-223 (39.6%)11 (19.0%)24 (41.4%)8