Research Article
Plasma Chemokine CCL2 and Its Receptor CCR2 Concentrations as Diagnostic Biomarkers for Breast Cancer Patients
Table 1
Characteristics of breast cancer patients and control group.
| Study group | | Number of patients |
| EXAMINED GROUPS | Breast cancer patients | Ductal adenocarcinoma | 100 | Median age (range) | | 57 (21-84) | Tumor stage | I | 34 | II | 41 | III and IV | 25 | Menopausal status: | | | (i) premenopausal | | 22 | (ii) postmenopausal | | 78 |
| CONTROL GROUPS | Benign breast tumor group | | 35 | | adenoma | 12 | | fibroadenoma | 23 | Median age (range) | | 39 (21-63) | Menopausal status: | | | (i) premenopausal | | 12 | (ii) postmenopausal | | 23 | Healthy women | | 35 | Median age (range) | | 37 (21-58) | Menopausal status: | | | (i) premenopausal | | 15 | (ii) postmenopausal | | 20 |
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