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Table 4 Comparison of navigation error in Crowe group 1 and Crowe group 2 to 4

From: The accuracy of acetabular cup placement in primary total hip arthroplasty using an image-free navigation system

 

Crowe group 1

Crowe group 2 to 4

P

Inclination

3.0° ± 2.5°

5.1° ± 3.5°

< 0.05

Anteversion

5.8° ± 4.9°

6.7° ± 5.5°

ns

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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