Changes of Tumor Markers in Patients with Breast Cancer during Postoperative Adjuvant Chemotherapy

Table 1

General characteristics of the study population ().

Characteristics	()	%
Age (years)
≤57	45	50.0
> 57	45	50.0
Menstrual status
No	56	62.2
Yes	34	37.8
BMI
≤24	40	44.4
> 24	50	55.6
Comorbidities
No	51	56.7
Yes	39	43.3
Tumor size
≤ 2 cm	46	51.1
> 2 cm	44	48.9
Nodal status
0	48	53.3
1-3	30	33.3
≥ 4	12	13.3
HR status
Positive	69	76.7
Negative	21	23.3
Adjuvant chemotherapy
Taxane	48	53.3
Anthracycline and taxane	42	46.7
Surgery in breast
BCS	35	38.9
Mastectomy	55	61.1

HR: hormone receptor; BCS = breast-conserving surgery.