Fig. 2: Modification of ER, PR and HER2 status between primary tumour and metastasis.

a Hormone receptor status on primary tumour and metastasis (n = 1566), b HER2 status on primary tumour and metastasis (n = 1076), c Estrogen receptor status on primary tumour and metastasis (n = 1557), d Progesterone receptor status on primary tumour and metastasis (n = 1461). HR Hormone receptor expression, HER2 human epidermal growth factor receptor 2, ER Estrogen receptor expression, PR Progesterone receptor expression.