Table 3.

Treatment approaches of the patients

	Number of patients	%	Valid (%)
Breast surgery
Mastectomy	51	14.3	14.5
Lumpectomy	300	84	85.5
Unknown	6	1.7
Lymph node surgery
Sentinel node biopsy	269	75.4	78.7
Axillary lymph node dissection	73	20.4	21.3
Unknown	15	4.2
Adjuvant radiotherapy
Yes	297	83.2	88.7
No	38	10.6	11.3
Unknown	22	6.2
Adjuvant chemotherapy
Yes	164	45.9	51.5
No	174	48.8	48.5
Unknown	19	5.3
Adjuvant endocrine therapy
Yes	275	77	82.1
No	60	16.8	17.9
Unknown	22	6.2