Table 3. Bleeding volume in divided groups.

Lesion features	Bleeding volume (mean ± SD mL)	P value
Age		<0.01
<40	4.5±2.5
≥40	7.9±3.2
Palpable		0.45
Yes	6.2±3.2
No	7.2±3.9
Largest diameter		0.01
<3 cm	4.4±1.9
≥3 cm	8.2±3.3
Lesion edge		0.18
Circumscribed	7.0±3.0
Noncircumscribed	5.3±3.9
Blood flow		0.41
Level 0	7.2±3.6
Level 1	6.5±3.4
Level 2	4.5±2.6
Internal echogenicity		0.64
Heterogeneous	6.5±3.6
Dominant hypoechoic	5.7±1.5
Dominant hyperechoic	8.0±4.6