Table 3.

Segmentation results for 3-D breast ultrasound.

	Average size (mm)	Segmentation model	Performance in DICE ($\mathrm{mean}\pm \mathrm{std}$)	Percentage of $\ge 0.7$ DICE (%)	$p$-value of paired t-test between the two models
Mammographically occult ($N=54$)	$16.79\pm 13.20$	Previous model	$0.73\pm 0.15$	77	0.57
		Proposed model	$0.72\pm 0.18$	71
Mommographically positive ($N=44$)	$19.41\pm 12.31$	Previous model	$0.69\pm 0.15$	61	0.57
		Proposed model	$0.71\pm 0.13$	63
All images ($N=98$)	$17.97\pm 12.80$	Previous model	$0.72\pm 0.13$	70	0.93
		Proposed model	$0.71\pm 0.16$	68