[Retracted] Evaluation of Liquid Biopsy in Patients with HER2-Positive Breast Cancer

Table 2

Comparison of CTCs, primary tumor by HER2 status in patients.

	Total	CTCs-HER2-positive (%)	CTCs-HER2-negative (%)
Primary-HER2 status	198	158 (79.8%)	40 (20.2%)
Positive	158	65 (41.1%)	93 (58.9%)
Negative	40	18 (45.0%)	22 (55.0%)