Table 3 BI-RAD categorization according to breast density classes in DM, synthetic 2D + DBT, and DM + DBT at double reading
Breast density class | DM | Synthetic 2D + DBT | DM + DBT | p* | p↑ | p‡ |
|---|---|---|---|---|---|---|
Category a,b | ||||||
BI-RADS 1,2 | 92 (22.2%) | 150 (36.1%) | 150 (36.1%) | 0.08 | 0.09 | 0.1 |
BI-RADS 3 | 96 (23.1%) | 43 (10.4%) | 33 (8%) | 0.09 | 0.07 | 0.2 |
BI-RADS 4,5 | 25 (6%) | 29 (7%) | 27 (6.5%) | 0.1 | 0.1 | 0.3 |
Category c,d | ||||||
BI-RADS 1,2 | 68 (16.4%) | 126 (30.1%) | 122 (29.4%) | 0.08 | 0.1 | 0.2 |
BI-RADS 3 | 89 (21.4%) | 37 (8.9%) | 50 (12%) | 0.08 | 0.09 | 0.1 |
BI-RADS 4,5 | 45 (10.8%) | 30 (7.2%) | 33 (8%) | 0.9 | 0.1 | 0.2 |