Skip to main content

Table 3 Differences in coordinate value and distance between Tv and T1 with PolyWorks Inspector™

From: The accuracy and stability of the maxillary position after orthognathic surgery using a novel computer-aided surgical simulation system

   Coordinate value difference Distance difference
   Xv X1   Yv Y1   Zv Z1   Tv and T1
  n Average SD Average SD p Average SD Average SD p Average SD Average SD p Average SD
Incisor root 13 −0.657 0.884 −0.551 0.915 0.765 −9.498 5.583 −9.597 5.651 0.964 58.596 8.086 58.848 7.659 0.936 0.820 0.694
#13 root 13 −17.639 1.749 −17.733 1.460 0.883 −7.312 6.825 −7.604 6.622 0.913 51.769 8.050 51.777 7.815 0.998 0.819 0.904
#23 root 13 16.208 1.621 16.401 1.454 0.752 −7.477 5.886 −7.805 5.734 0.887 51.706 8.526 51.660 8.078 0.989 0.817 1.196
#16 root 13 −29.700 2.270 −29.747 2.389 0.959 −9.119 7.143 −9.787 6.847 0.810 37.436 10.435 37.069 10.678 0.930 1.196 1.303
#26 root 13 28.993 2.451 28.921 2.730 0.944 −8.716 6.300 −9.482 6.117 0.756 35.991 9.303 36.135 9.043 0.968 1.022 1.661
ANS 13 −0.602 1.157 −0.440 0.989 0.705 0.091 6.152 −0.209 6.423 0.904 59.772 8.377 58.865 8.015 0.78 0.883 1.793
PNS 13 −1.104 2.046 −0.969 1.893 0.863 1.708 6.314 0.552 5.860 0.633 18.227 9.234 17.670 8.905 0.877 1.661 1.489
A point 13 −0.863 0.944 −0.804 0.828 0.866 −4.078 6.194 −4.453 6.243 0.879 57.691 8.034 57.723 7.693 0.992 0.860 1.071
  1. ANS anterior nasal spine, PNS posterior nasal spine, SD standard deviation