Skip to main content
. 2013 Dec 9;33(1):26–33. doi: 10.14366/usg.13017

Table 1.

Comparison of the acoustic radiation force impulse values in the benign and malignant groups

Variable Benign Malignant P-value
Mean echogenicity score 3.1±0.4 (2–4) 3.7±1.0 (2–5) 0.023
Mean SWV of the mass (m/sec) 2.4±1.1 (0.9–3.7) 3.3±1.0 (1.3–4.8) 0.101
Parenchymal mean SWV (m/sec) 2.11±0.8 (1.2–3.4) 1.55±0.6 (0.9–3.8) 0.121
Mean SWV difference valuea) (m/sec) 0.4±0.3 (0.1–1.6) 1.5±0.8 (0.3–3.4) 0.011

SWV, shear wave velocity.

a)

Mean SWV difference value (m/sec)=mean SWV of the mass (m/sec)-parenchymal mean SWV (m/sec).