Table I.

Patient and tumour characteristics.

Characteristics	Value
No. of patients	100
Age, years
Median	43
Range	26–45
Hormone receptors status, n=%
ER+	83
ER–	17
Tumour histology, n=%
Ductal infiltrating	88
Lobular infiltrating	6
Undifferentiated	6
Grading, n=%
G1–G2	66
G3	34
Clinical stage, n=%
IIA	62
IIB	13
IIIA	11
IIIB	4
IIIC	10
Positive axillary nodes, n=%
1–3	79
4–9	11
>10	10
Type of primary surgery, n=%
Mastectomy	25
Quadrantectomy	75

ER, oestrogen receptor.