Table 1.

Baseline characteristics

CharacteristicHOXB13/IL17BR and CYP2D6 phenotype available (n = 110)HOXB13/IL17BR and CYP2D6 phenotype not available (n = 50)
Median age (range)65 (42-84)63 (47-82)
Race
    Caucasian105 (95%)42 (84%)
    African-American1 (1%)1 (2%)
    Unknown4 (4%)7 (14%)
Extent of surgery
    Mastectomy91(83%)38 (76%)
    Breast sparing19 (17%)12 (24%)
ER status
    10-49 fmol27 (25%)7 (14%)
    ≥50 fmol65 (59%)34 (68%)
    Positive18 (16%)9 (18%)
Tumor size ≥3 cm22 (20%)7 (14%)
Tumor grade
    1-286 (78%)22 (44%)
    317 (15%)5 (10%)
    Unknown7 (6%)23 (46%)
Immunohistochemical HER2 expression
    013 (12%)2 (4%)
    1+34 (31%)10 (20%)
    2+35 (32%)9 (18%)
    3+21 (19%)6 (12%)
    Unknown7 (6%)23 (46%)