Table

Operative workflow efficiency (duration) in min.5

TimepointFusion Robotics GroupMazor-X StealthGroup P Value
System setup2.4 ± 0.27.8 ± 1.2<0.05
Create sterile barrier "ready for scan"4.3 ± 1.55.1 ± 1.80.5
Scan and import7.9 ± 2.87.7 ± 3.10.9
Create plan2.6 ± 0.52.5 ± 0.50.8
Plan to in-position for screw 13.8 ± 0.512.7 ± 5<0.05
Preplacement of screw21 ± 2.135.8 ± 14.90.1
Screw 1 placed2.9 ± 0.74 ± 1.60.3
Screw 2 placed4.7 ± 1.43.8 ± 20.5
Screw 3 placed4 ± 0.54.3 ± 2.90.9
Screw 4 placed3.8 ± 0.33 ± 0.70.1
Time/screw3.9 ± 1.13.8 ± 20.9
Posterior superior iliac spine pin placement0.3 ± 0.10.3 ± 0.11
Total time36.6 ± 4.455 ± 1.9<0.05
  • Note: All values presented as mean ± SD.