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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Mean error of rigid body fitting and condition number

From: The migration pattern of the Charnley femoral stem: a five-year follow-up RSA study in a well-functioning patient group

 

Femur

Implant

Mean error of rigid body fitting (ME)

Mean

0.17

0.08

Range

0.10–0.24

0.03–0.21

Condition number (CN)

Mean

56

34

Range

31–115

34–35

Markers visible

Mean

6

4

Range

3–8

4–4