Table 4: Results of intraoperative navigation values and postoperative CT measurement values.

Navigation Values CT Values Absolute Discrepancy Correlation Coefficient
Cup anteversion 17.3° ± 5.3 23.46° ± 6.2 6.8° ± 3.6 0.68
Cup inclination 38.3°± 2.4 38.4° ± 5.0 3.7° ± 2.7 0.45
Stem anteversion 22.5°± 10.6 26.5° ± 10.3 5.7° ± 4.5 0.82
Leg length discrepancy 8.2mm ± 5.7 10.2mm ± 4.5 4.1mm ± 4.4 0.36