Fig. 1From: Application of preoperative ultrasound features combined with clinical factors in predicting HER2-positive subtype (non-luminal) breast cancerThe distribution of pathological types (A) and ER, PR, HER2 (B) status among all cases, training and test sets. In this paper, the pathological types of breast cancer were categorized into two types: ductal carcinoma, lobular carcinoma and other types. And the distribution and number of cases in the three groups are shown in (A). B shows the distribution and number of cases of ER, PR and HER2 expression status in the three groups. ER estrogen receptor, PR progesterone receptor, HER2 human epidermal growth factor receptor-2Back to article page