From: Fluoroscopically calibrated 3D-printed patient-specific instruments improve the accuracy of osteotomy during bone tumor resection adjacent to joints
Location accuracy (mm)
Average distance (mm)
Absolute angle (degree)
Front angle (degree)
Depth angle (degree)
Freehand
6.36
2.99
8.50
2.40
8.10
CPSI
4.58
2.11
5.54
1.02
5.32
FCPSI
2.66
1.27
2.16
1.30
1.41