Skip to main content
. Author manuscript; available in PMC: 2012 Jan 26.
Published in final edited form as: Ultrason Imaging. 2011 Jul;33(3):165–188. doi: 10.1177/016173461103300302

Table 4.

SWEI and SAD-SWEI Validation

Phantom Stiffness
[kPa]49
Calculated
TWV [m/s]
SWEI
TWV [m/s]
SAD-SWEI
TWV [m/s]
A 9.8 1.81 1.79±0.02 1.82±0.06
B 23.9 2.82 2.84±0.02 2.74±0.13
C 44.2 3.84 3.57±0.04 3.61±0.17
D 67.3 4.73 4.38±0.08 4.53±0.24
E 107.1 5.97 5.76±0.15 5.82±0.79