Absolute mean error (mm)

AP

LR

SI

Homogenous

Patient 1

1.21 ± 0.3

2.14 ± 0.42

3.2 ± 0.5

Patient 2

0.75 ± 0.2

1.11 ± 0.4

1.8 ± 0.66

Heterogeneous

Patient 1

0.82 ± 0.15

0.94 ± 0.32

1.03 ± 0.41

Patient 2

0.34 ± 0.04

0.51 ± 0.2

0.78 ± 0.08