Table 1.

Patient characteristics

Patient dataN (%)
Age, y
 <5014 (60.09)
 ≥509 (39.1)
Cancer stage
 IV23 (100)
Performance status (ECOG)
 018 (78.3)
 15 (21.7)
 20 (0)
ER/PR status
 Positive15 (65.2)
 Negative7 (30.4)
 Unknown1 (4.3)
HER2/neu status
 011 (47.8)
 1+2 (8.7)
 2+2 (8.7)
 3+7 (30.4)
 Unknown1 (4.3)
Prior treatment with Herceptin®
 Yes7 (30.4)
 No16 (69.6)