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Table 1 Overview of translational and rotational errors with descriptive statistics of absolute deviations in head position caused by patient motion

From: Intrafractional 6D head movement increases with time of mask fixation during stereotactic intracranial RT-sessions

N = 453 (NF = 96)3DV [mm]Translations [mm]Rotations [°]
XYZ
Median0.290.110.120.140.150.110.22
Mean0.380.170.190.210.220.190.36
95% CI
 Lower0.350.150.170.190.190.170.32
 Upper0.410.190.210.230.240.210.40
Variance0.110.050.050.050.060.040.17
SD0.340.220.220.230.250.210.42
Maximum2.821.741.492.182.811.524.13
Percentile
 95%1.060.560.620.630.620.581.14
 25%0.160.040.050.060.070.050.09