TABLE III.

Statistics of the ESD results produced with each estimator for experimental phantom 1.

Without outlier removal
Estimator	5 MHz	7.5 MHz	10 MHz	13 MHz
1	95.8 ± 3.7 μm	83.4 ± 1.1 μm	62.0 ± 0.7 μm	45.6 ± 0.6 μm
2	92.2 ± 5.7 μm	83.9 ± 1.8 μm	65.8 ± 5.8 μm	50.6 ± 11.4 μm
3	86.8 ± 10.1 μm	85.2 ± 3.9 μm	84.3 ± 3.1 μm	95.0 ± 43.6 μm
With outlier removal (results from full dataset in parenthesis)
1	95.4 ± 1.6 μm (96.0 μm)	83.4 ± 0.6 μm (83.5 μm)	62.0 ± 0.4 μm (62.0 μm)	45.4 ± 0.4 μm (45.5 μm)
2	93.2 ± 3.4 μm (92.0 μm)	84.5 ± 0.8 μm (84.0 μm)	64.4 ± 1.2 μm (64.5 μm)	45.8 ± 0.8 μm (46.0 μm)
3	91.1 ± 6.1 μm (90.0 μm)	91.2 ± 2.1 μm (91.5 μm)	93.0 ± 1.0 μm (92.0 μm)	82.2 ± 2.7 μm (85.5 μm)