Table 1.

Density and size characteristics of the virtual breast phantoms for DDPM training.

Density	Almost entirely fatty	Scattered fibroglandular dense	Heterogeneously dense	Extremely dense
GVF	5%	15%	34%	60%
No. of phantoms	10	10	25	25
Thickness after compression (mm)	52–70 (2 mm intervals)	46–64 (2 mm intervals)	36–60 (1 mm intervals)	31–55 (1 mm intervals)