[PDF] Top 20 Freezing of gait and white matter changes: a tract-based spatial statistics study

... Statistical inference was obtained using a non-parametric method called Threshold-Free Cluster Enhancement (TFCE) with 5,000 permutations [18]. Changes were con- sidered significant at the level of P <0.05, ... See full document

... VBM. Statistical analysis of the MR imaging data was based on the general linear model and the theory of Gaussian random fields. A voxelwise comparison of spatially normalized T1-weighted images was made by using ... See full document

... impairment based on neuropsy- chological ...present study, therefore, aimed to test this hypothesis by subdividing the pa- tients with T2DM into 2 groups, those exhibiting MCI and those without, and ... See full document

... Using DTI, we found multiple structural abnormalities in different brain areas in- cluding the bilateral STG, HG, planum polare, corpus callosum, and right thala- mus. No correlation was found between DTI metrics and the ... See full document

... current study. First, the study was cross-sectional in ...abnormal white matter was observed in CCS users, and associations with chronic CCS use were ...the white matter ... See full document

... current study was 71% (20/28), there was no apparent evidence that the pressure adjustments were insufficient [29, ...the study by neuroradiological ...cohort study, which will lead us to better ... See full document

... multicentre study with a sample of young patients reported greater GM volume in the posterior thalamus but was unable to replicate previous morphological differences in the caudate (Greene et ...one study ... See full document

... vious study reported that neuronal changes in aging are due to shrinkage of large neurons with a consequent increase in the proportion of small neurons, resulting in an expansion of the extracellular space ... See full document

... gional GM atrophy and pathology in anatomically connected WM tracts in patients with RRMS, SPMS, and primary-progres- sive MS, demonstrating a relationship between NAWM tract frac- tional anisotropy and deep GM ... See full document

... fiber tract can theo- retically cause ...other white matter structures are affected is expected, and this is consistent with the widely held belief that ASD are heterogeneous and distrib- uted ... See full document

... Our study has ...single-institution study with a moderate sample ...from Tract-Based Spatial Statistics results and rendered on T1-weighted images from the Montreal Neurological ... See full document

... these changes exist prior to the onset of disease. In this study, diffusion tensor imaging was used to evaluate white matter integrity in individuals who exhibited cognitive vulnerability to ... See full document

... nearest tract in the subject’s FA image in standard space; second, these points were brought back into the sub- ject’s native space by inverting the nonlinear registration that was applied in the TBSS analysis ... See full document

... our study that should be ...since changes in DTI indices are age-related [66] and occur, for the most part, within the first 24 months [67]; (b) we have searched for an high age comparability between ... See full document

... WM changes in adolescents with vertically transmitted HIV infections and indicate that early HIV infection may affect WM development, especially in the frontal WM, corpus callosum, and corona radiata of ... See full document

... current study is the first study that used the new technique of the FSL tractography-based (skeletonized) method for coregistration and group map con- trast statistical comparison in the study ... See full document

... Baseline characteristics of all patients and matched controls are provided in Table 1, and an overview of patient cohorts is de- picted in On-line Fig 1. Patients with PCISWE were, on average, younger, more likely to be ... See full document

... mainly based on motion capture system and video ...field study. On the other hand, the video camera is handy to observe the gait motion in the field ...paralysis gait analysis using ... See full document

... and freezing of gait, festination of repetitive limb movement, festination of speech (tachy- phemia), “fast micrographia” [6], and no rescue response on the pull ...break freezing with deliberate ... See full document

... fit statistics for models of relations between alcohol use, brain measures, and cognitive ...voxel based morphometry, tract based spatial statistics, and mixed effects analyses, ... See full document