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Table 2 Disease status before initiation of trastuzumab treatment

From: Long-term tumor remission under trastuzumab treatment for HER2 positive metastatic breast cancer – results from the HER-OS patient registry

Characteristics Number %
Age (years)   
 Median (Range) 58.5 (31–86)  
BMI (kg/m2)   
 Median (Range) 25.1 (16–50) 6.3
 <18 16 42.2
 18–25 108 51.5
 >25 132  
ECOG performance status   
 0 115 49.8
 1 108 46.8
 2 8 3.4
Disease-free survival (months)   
 Median (Range) 37.3 (1–413)  
Site of disease recurrence   
 Inoperable locoregional recurrence 41 15.3
 Metastatic disease 140 52.2
 Both 87 32.5
Site of locoregional recurrence   
 Breast 47 17.5
 Axillary lymph nodes 64 23.9
 Supraclavicular lymph nodes 33 12.3
 Chest wall 23 8.6
 not specified 15 5.6
Site of metastatic disease   
 Lung 75 28.0
 Liver 88 32.8
 Bone 102 38.1
 CNS 6 2.2
 Other 25 9.3