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Table 2 Comparison of size and Elastography values (\(\overline{x} \pm s\)) of breast masses with PAS

From: Stiffness in breast masses with posterior acoustic shadowing: significance of ultrasound real time shear wave elastography

Lesions

Size (cm)

Emax (kpa)

Emean (kpa)

Emin (kpa)

Esd

Benign (72)

0.9 ± 0.5

68 ± 31

32 ± 12

12 ± 6.5

13 ± 7.5

Malignant (45)

1.5 ± 0.5

125 ± 42*

44 ± 7†

13 ± 7.5‡

20 ± 9.2§

t

− 5.972

− 4.574

− 3.777

− 0.482

− 3.374

P

< 0.001

< 0.001

0.001

0.633

0.001

  1. Compared with the benign group (t test).
  2. ‡P > 0.05, Emin was not significantly different. The other P values were less than 0.05. The average diameter, Emax, Emean, and Esd all showed significant differences
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BMC Medical Imaging

ISSN: 1471-2342

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