Mammographic Breast Density Patterns in Asymptomatic Mexican Women

Table 5

Distribution of mammographic diagnostics (BI-RADS) according to breast densities patterns.

BI-RADS	Density pattern				Total
	Fat	Fibroglandular	Heterogeneously dense	Dense
BI-RADS 0	0	0	0	7 (26.9%)	7
BI-RADS 1	48 (28.2%)	29 (33.3%)	0	1 (3.8%)	78
BI-RADS 2	116 (68.2%)	51 (58.6%)	13 (76.5%)	10 (38.4%)	190
BI-RADS 3; # carcinomas	4 (2.4%)	5 (5.7%); 1*	1 (5.8%)	6 (23%)	16
BI-RADS 4; # carcinomas	2 (1.2%)	2 (2.3%); 2*	2 (11.7%); 2*	2 (7.6%); 2*	8
BI-RADS 5; # carcinomas			1 (5.8%); 1*		1
Total	170 (56.6%)	87 (29%)	17 (5.7%)	26 (8.7%)	300

∗Number of carcinomas.