http://mobile.journals.lww.com/jnpt/_layouts/15/oaks.journals.mobile/articleviewer.aspx?year=9000&issue=00000&article=99813
Meyer, Sarah PhD; De Bruyn, Nele BSc; Krumlinde-Sundholm, Lena PhD; Peeters, Andre MD; Feys, Hilde PhD; Thijs, Vincent PhD; Verheyden, Geert PhD
Journal of Neurologic Physical TherapyPost Author Corrections: May 20, 2016
Abstract
Background
and Purpose: Longitudinal information regarding the prevalence of upper
limb somatosensory deficits and the association with motor impairment
and activity limitations is scarce. The aim of this prospective cohort
study was to map the extent and distribution of somatosensory deficits,
and to determine associations over time between somatosensory deficits
and motor impairment and activity limitations.
Methods: We
recruited 32 participants who were assessed 4 to 7 days after stroke,
and reassessed at 6 months. Somatosensory measurements included the
Erasmus-modified Nottingham sensory assessment (Em-NSA), perceptual
threshold of touch, thumb finding test, 2-point discrimination, and
stereognosis subscale of the NSA. Evaluation of motor impairment
comprised the Fugl-Meyer assessment, Motricity Index, and Action
Research Arm Test. In addition, at 6 months, activity limitation was
determined using the adult assisting hand assessment stroke, the
ABILHAND, and hand subscale of the Stroke Impact Scale.
Results:
Somatosensory impairments were common, with 41% to 63% experiencing a
deficit in one of the modalities within the first week and 3% to 50% at 6
months. In the acute phase, there were only very low associations
between somatosensory and motor impairments (r = 0.03-0.20), whereas at 6
months, low to moderate associations (r = 0.32-0.69) were found for
perceptual threshold of touch, thumb finding test, and stereognosis with
motor impairment and activity limitations. Low associations (r =
0.01-0.29) were found between somatosensory impairments in the acute
phase and motor impairments and activity limitations at 6 months.
Discussion
and Conclusions: This study showed that somatosensory impairments are
common and suggests that the association with upper limb motor and
functional performance increases with time after stroke.
Video
Abstract available for more insights from the authors (see Supplemental
Digital Content 1, http://links.lww.com/JNPT/A138).
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