Circulatory System
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Hemiparetic from a single stroke occurring at most a year earlier. 2. Patients with stable medical condition. 3. Patients that are able to understand instructions and follow commands. (MMSE = 25). 4. Patients that are able to maintain a stationary standing position with or without an assistive device for a minimum of 2 consecutive minutes without manual assistance. 5. Patients without any other neurological impairment such as Parkinson disease, spinal cord injury, Traumatic brain injury and muliple sclerosis
Exclusion criteria
Exclusion criteria: 1. Any uncontrolled health condition for which exercise is contraindicated such as heart abnormalities. 2. Patient with any comorbidity or disability other than stroke that would preclude balance training such as amputation. 3. Severe uncontrolled visual impairment such as homonymous hemianopia. 4. Known vertigo patients or undergoing treatment for vestibular system dysfunction.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| DUAL-TASK EFFECTS Dual-task interference will be the primary outcome measure. Three different tasks of varying levels of difficulty (ie, simple, intermediate, advanced) will be used in the dual-task testing paradigm, namely, forward walking test, sit to stand and pick up an object from the floor, and an obstacle crossing test. For the forward walking test, participants walked along a 15-m walkway and time taken to walk the middle 10 m of the 15-m walkway will be measured For the sit to stand and pick up an object from the floor, participants sits on a chair stands and walks a 3 m, picks an object, turns walks back to the chair and sit down. The time to completion will be recorded by a stopwatch. For the obstacle crossing task, a 10-m walkway will be used and 10 obstacles (length 70 cm, width 4 cm, height 4 cm) will be placed 1 m apart from one another and time taken to walk the 10-m walkway will also be measured. For all 3 tests, participants will be instructed to complete the task as fast as possible while maintaining safety. A shorter walking time will indicate better functional proficiency. Two cognitive task domains, namely, verbal fluency and mental tracking, will be evaluated. For the verbal fluency task, participants will be asked to name any word start with letter A-J. For the mental tracking task, participants will be asked to performed serial-5-subtractions from a random number between 40 and 80. The number of correct answers generated will be recorded. The sequence of the 3 functional tests will be randomized first, followed by randomization of the sequence of the 2 cognitive tasks. Participants will start with one of the randomized functional tasks in the single-task condition, and then performs the same functional task in the dual-task condition (in conjunction with one of the cognitive tasks, in randomized sequence). Subsequently, the cognitive tasks will be performed in a sitting position (single-task condition). The time given to perform the cogniti | — |
Secondary
| Measure | Time frame |
|---|---|
| DYNAMIC GAIT INDEX It includes 8 different gait tasks including walking on a level surface, walking while changing gait speeds, walking with vertical or horizontal head turns, walking with pivot turns, stepping over or around obstacles, and walking up and downstairs. Participants’ performance of each test item was rated on a 4-point scale (0-3), with the total score ranging between 0 and 24 (Marchetti et al, 2006) ;THE ACTIVITIES-SPECIFIC BALANCE CONFIDENCE (ABC) SCALE It is designed to measure an individual’s confidence in his/her ability to perform daily activities without falling. It is an ordinal scale. The scale has 16 items (score 0-1600 possible). The score is recorded as a percentage (%), with 0% as the lowest level and 100% the highest level of confidence. Max score of 1600 divided by 16 items = 100% (Salbach et al, 2005);MALEKA STROKE COMMUNITY REINTEGRATION MEASURE The Maleka Stroke Community Reintegration Measure (MSCRIM) will be used to assess community reintegration. It has an urban and rural version, but for the purpose of this study, the urban version will be used. This measure was found to be reliable and valid for stroke survivors in the urban townships of Johannesburg. The urban version has 40 items that are spread over the following six domains: ADLs and self-care, Social interaction and relationship, Home and family responsibilities, Social interaction, Extended family responsibilities and Work and education. The urban version of the MSCRIM is scored out of 112 by the researcher and converted to a percentage with a higher percentage score implying a higher level of community reintegration (Maleka, 2015). The MSCRIM is chosen because of its high reliability coefficient of 0.95 as well as its urban version’s relation to the reality of urban communities (Maleka 2015). It also has elements in it that relate directly to the social circumstances that were faced in the communities in the areas surrounding urban area such as Lagos city which is no | — |
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Senior Lecturer