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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