Table 1. The basic characteristics of normal controls and breast lesions.

	Normal controls	High risk lesions	Breast cancer
Age(years)
Min	26	23	33
Max	6	68	78
Mean	42.6±11.6	44.9±10.0	55.6±9.6
Total-Age groups(years)
21–30	8	5	0
31–40	12	10	4
41–50	12	22	14
51–60	11	10	19
61–70	0	3	17
71–80	1	0	3
Total	44	50	57
BI-RADS Grades
3		23	0
4		27	10
5		0	42
6		0	5
Total		50	57