Mean [mm] Median [mm] Wilcoxon
(Standard Deviation) (Range) p-value
A/P L/R S/I A/P L/R S/I A/P L/R S/I
CT and US (all patients) -0.3 -0.9 0 0.2 -1.4 0.2 0.9 0.4 0.8
-4.6 -3.5 -3.6 (-12.3:8.3) (-7.9:4.7) (-8.6:6.0)
CT and US -0.5 -0.4 -0.4 -1.8 -0.5 -0.4 0.6 0.7 0.8
(clip patients) -3.8 -3.2 -3 (-6.3:5.7) (-4.2:4.5) (-4.2:4.7)
CT and clips 0.4 0.3 1.1 0.5 0.4 0.6 0.6 0.6 0.2
(clip patients) -4 -4.9 -2.1 (-7.6:6.0) (-8.8:7.5) (-1.3:5.0)
US and clips 0.9 0.7 1.4 1.7 1.6 2.9 0.6 0.4 0.2
(clip patients) -5.6 -5.7 -3.7 (-9.8:8.2) (-12.0:8.5) (-5.9:6.0)
Table 2: Mean, standard deviation, median and p-value of the differences in cavity displacements between first and second simulation sessions, as measured by CT, US and clips.