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Table 1 The mean registration error E1 and reduction error E2 in different anatomy landmark points

From: Design and evaluation of an intelligent reduction robot system for the minimally invasive reduction in pelvic fractures

System error (mm)

A

B

C

D

E

F

G

H

I

Registration error value E1

0.76 ± 0.24

1.27 ± 0.3

1.1 ± 0.42

0.89 ± 0.21

1.09 ± 0.4

1.45 ± 0.3

0.94 ± 0.27

1.79 ± 0.39

2.29 ± 0.48

Reduction error value E2

2.94 ± 0.77

2.8 ± 0.58

2.3 ± 0.72

2 ± 0.52

2.82 ± 0.73

3.47 ± 0.78

   
  1. A, Anterior iliac wing on F1; B Posterior iliac wing on F1; C acetabulum on F1; D sacrum on F1; E superior ramus of pubis on F1; F, inferior ramus of pubis on F1; G, Anterior iliac wing on F2; H, Posterior iliac wing on F2; I, Acetabulum on F2