1st metastatic site | Bone | Other sites |
p value |
---|
ER ≥ 10% | 43 | 38 | 0.002* |
ER < 10% | 11 | 33 |
PR ≥ 10% | 34 | 25 | 0.003* |
PR < 10% | 19 | 43 |
ER ≥ 10% or HER2 (+) | 47 | 50 | 0.027* |
ER < 10% and HER2 (−) | 7 | 21 |
-
ER estrogen receptor, PR progesterone receptor, HER2 human epidermal growth factor receptor 2. The positivity of the receptors was defined in “Methods”. * p value analyzed by Chi Square test. Other sites included lung, liver, brain and visceral organs