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. 2019 Dec 20;20(1):49. doi: 10.3390/s20010049

Table 1.

Results for the computed parameters and comparison between OS and MIMU. Mean value, repeatability coefficient (CR) and coefficient of variation (CV) across the five repetitions of the task; * significant differences with p < 0.05.

OS MIMU t-Test or Wilcoxon’s
Mean CR CV [%] Mean CR CV [%] (p-Value)
Deviation Angle [°] * 2.17 0.36 5.92 4.37 0.22 1.83 <<0.01
SD of Deviation Angle [°] * 2.26 0.37 5.87 0.20 0.07 13.24 <<0.01
Origin Distance [mm] * 12.28 0.98 2.87 39.22 29.24 26.91 <0.01
SD of Origin Distance [mm] * 8.69 1.33 5.54 31.33 37.20 42.86 <0.05
RMS difference [°] * 0.69 0.19 9.99 0.61 0.07 4.05 <0.05
RoMZ [°] 90.00 13.15 5.28 89.91 12.89 5.18 0.25
RoMY [°] * 0.50 0.47 33.74 4.58 0.65 5.14 <<0.01
RoMX [°] * 1.32 0.36 9.84 3.30 0.73 7.98 <<0.01
Ellipse Axis 1 [mm] * 9.54 2.06 7.80 0.79 0.31 14.29 <<0.01
Ellipse Axis 2 [mm] * 3.18 0.62 7.00 0.29 0.10 12.24 <<0.01