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Table 2 Spontaneous sway measures (RMS, MV, CF) with group effects, and interactions between groups and visual conditions / sway directions

From: A new approach to characterize postural deficits in chemotherapy-induced peripheral neuropathy and to analyze postural adaptions after an exercise intervention

 Healthy control subjectsPatients pre-interventionPatients post-interventionF-valuep-value
RMS (cm) 0.46 ± 0.180.56 ± 0.270.53 ± 0.2710.926< 0.0001
visual conditioneyes open
eyes closed
0.45 ± 0.18
0.56 ± 0.19
0.49 ± 0.23
0.63 ± 0.30
0.48 ± 0.22
0.59 ± 0.31
5.060.007
sway directionanterior-posterior
medio-lateral
0.52 ± 0.16
0.35 ± 0.17
0.67 ± 0.28
0.41 ± 0.19
0.67 ± 0.25
0.35 ± 0.18
4.060.018
MV (cm/s) 0.35 ± 0.140.69 ± 0.570.69 ± 0.567.800.0005
visual conditioneyes open
eyes closed
0.32 ± 0.13
0.39 ± 0.14
0.45 ± 0.31
0.92 ± 0.84
0.50 ± 0.35
0.88 ± 0.81
8.000.0004
sway directionanterior-posterior
medio-lateral
0.41 ± 0.13
0.27 ± 0.12
0.82 ± 0.78
0.51 ± 0.44
0.84 ± 0.73
0.49 ± 0.44
 n.s.
CF (Hz) 0.37 ± 0.110.46 ± 0.180.46 ± 0.21 n.s.
  1. RMS root means square, MV mean velocity, CF center frequency, n.s not significant
  2. F- and p-values refer to the comparison between the three groups and subordinated, to the post-hoc analysis of the interaction with visual condition and sway direction, respectively