Research Article
[Retracted] Evaluation of Liquid Biopsy in Patients with HER2-Positive Breast Cancer
Table 1
Clinical characteristics of all patients.
| Characteristics | Total | (%) | (%) | |
| Total (100%) | 198 | 40 (20.2%) | 158 (79.8%) | | Age (years) | | | | | Median | 49 | 49 | 49 | 0.546 | Range | 29-84 | 29-84 | 30-79 | | ER and/or PR | | | | | Positive | 158 | 32 (20.3%) | 126 (79.7%) | 0.012 | Negative | 40 | 8 (20.0%) | 32 (80.0%) | | TNM stage | | | | | II | 71 | 28 (39.4%) | 43 (60.6%) | 0.036 | III | 127 | 12 (9.4%) | 115 (90.6%) | | No. of metastasis | | | | | 1 | 38 | 22 (57.9%) | 16 (42.1%) | 0.085 | ≥2 | 160 | 18 (11.3%) | 142 (88.7%) | | Number of CTCs | | | 21 (1-63/7.5 mL) | |
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