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Table 2 The behavioral and DTI measures, and their correlations with FOGQ scores

From: Freezing of gait and white matter changes: a tract-based spatial statistics study

Correlation with FOGQ scores
Parameters Mean ± S.D. r P
DST/GC 0.31 ± 0.074 0.63 0.003*
Velocity 0.98 ± 0.30 −0.79 <0.001*
SL 0.96 ± 0.25 −0.74 <0.001*
MMSE score 28 ± 1.4 −0.62 0.003*
FA 0.38 ± 0.032 −0.49 0.026*
(†0.45 ± 0.02)
MD 0.99 ± 0.059 0.50 0.022*
(†0.78 ± 0.03)
AD 1.4 ± 0.042 0.48 0.029*
(†1.18 ± 0.03)
RD 0.79 ± 0.069 0.48 0.031*
(†0.58 ± 0.04)
  1. For the DTI measures (FA, MD, AD and RD), values reported by Burzynska et al. using 63 healthy elderly subjects are shown in the parentheses as a reference. P-values considered to be significant are followed by an asterisk.
  2. DST/GC: double support time/gait cycle, SL: stride length.