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. 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 6.

Summary of in vivo SWEI and ARFI On Axis data

Subject Diastolic
SWEI [m/s]		 Systolic
SWEI [m/s]		 p value Diastolic
on-axis [μm]		 Systolic
on-axis [μm]		 p value
N1 2.9 ± 1.4 3.4 ± 1.0 0.48/NS 1.9 ± 0.5 1.1 ± 0.4 <0.01
N2 3.7 ± 0.3 4.5 ± 0.5 <0.01 2.0 ± 0.3 1.5 ± 0.4 <0.01
N3 3.9 ± 0.3 4.5 ± 0.4 <0.01 1.8 ± 0.3 1.0 ± 0.5 <0.01
N4 4.2 ± 0.3 4.7 ± 0.4 <0.01 1.6 ± 0.1 1.2 ± 0.3 <0.01
N5 4.6 ± 0.5 5.8 ± 1.9 0.05/NS 1.4 ± 0.3 1.0 ± 0.4 <0.01
Population 4.1 ± 0.6 4.7 ± 1.1 <0.01 1.7 ± 0.4 1.1 ± 0.4 <0.01