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Table 1 Accuracy of reproducing the intraoperative plan as assessed by the final intraoperative validated angles1. Data are presented as means ± standard deviation (95% confidence intervals)

From: Cup accuracy and early-term clinical outcomes of a novel, pinless, robotic-assisted total hip arthroplasty system: A first-in-human pilot study

 

Final Planned Target Angle

Intraoperative Validated Angle

P-value

Mean Absolute Error

Anteversion

19.1° ± 2.6° (17.8° – 20.3°)

19.7° ± 3.0° (18.2° – 21.1°)

0.159

1.4° ± 1.3°

(0.8° – 2.0°)

Inclination

40.9° ± 1.1° (40.4° – 41.4°)

40.6° ± 2.2° (39.5° – 41.6°)

0.378

1.3° ± 1.1°

(0.8° – 1.8°)

  1. Validated using the robotic software