The goal of this clinical trial is to learn the effect of carbon fiber ankle foot rothosis (AFO) on dual-task walking perfromance and cognitive load for stroke patients. The main questions it aims to answer are: Does wearing carbon fiber AFO can improve gait and secondary task during dual task walking for individual with stroke ? Does wearing carbon fiber AFO can reduce the prefrontal load during dual task walking for individuals with stroke? Researchers will compare gait, concurrent task performance, and FNIRs activation over prefrontal area under different test conditions (with/without AFO, single walk, cognitive dual walk, motor dual walk) Participants will: execute all different conditions repeatedly in a randomized order. require to visit the lab once, about 2 hours period to complete the whole experimental protocol.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
BASIC_SCIENCE
Masking
NONE
Enrollment
26
Participants wore an appropriately sized off-the-shelf carbon fiber ankle-foot orthosis (AFO) during the AFO-on condition, compared with not wearing an AFO during the AFO-off condition.
Single-task walking was defined as walking along a 13-m pathway at a self-selected comfortable speed. Dual-task walking was defined as walking along the same pathway while concurrently performing an auditory Stroop test or holding a tray with three wooden blocks stacked on top of each other.
Department Physical therapy National Cheng Kung University
Tainan, Taiwan
walking speed
calculated over a 13-m walking pathway (m/s)
Time frame: a single experimental session (Day 1)
Stride time
calculated over a 13-m walking pathway (s)
Time frame: a single experimental session (Day 1)
Step length
calculated over a 13-m walking pathway. (m)
Time frame: a single experimental session (Day 1)
Reaction time
time required to response during concurrent cognitive test (s)
Time frame: a single experimental session (Day 1)
Correct response rate
Represent the correct response rate of concurrent cognitive performance
Time frame: a single experimental session (Day 1)
Sway size of holding tray
The amount of sway size of holding tray during motor dual walk condition
Time frame: a single experimental session (Day 1)
Functional near-infrared spectroscopy (fNIRS)
oxygenated hemoglobin (HbO) concentration alternation over prefrontal area
Time frame: a single experimental session (Day 1)
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