Research Article

Ki-67 Labeling Index in Primary Invasive Breast Cancer from Sudanese Patients: A Pilot Study

Table 2

Immunohistochemistry characteristics of the studied patients.

Number (%)

ER
 Positive 40 (64.5%)
 Negative 22 (35.5%)
PR
 Positive 48 (77.4%)
 Negative 14 (22.6%)
Her-2/neu
 Positive 12 (19.4%)
 Negative 50 (80.6%)
CK5/6
 Positive 8 (12.9%)
 Negative 50 (80.6%)
 NA4 (6.5%)
CK17
 Positive 20 (32.3%)
 Negative 40 (64.5%)
 NA2 (3.2%)
Breast Cancer Subtypes
 Luminal A44 (71%)
 Luminal B6 (9.7%)
 Her-2/neu+6 (9.7%)
 Basal-like4 (6.5%)
 Unclassified 2 (3.2%)

NA: not available.