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In amputee, dual task has been found to cause a decrease in walking speed. However, there is no study of how gait characteristics are affected when the speed does not change. The aim of this study is to compare the time-distance characteristics of walking with single task, cognitive dual task, motor dual task in transtibial, transfemoral amputee and healthy people.
Walking is a complex task in which sensory and cognitive systems must be involved. The lower extremity amputee may need to use cognitive resources to focus on walking, monitor and control the prosthetic movements. The need to use cognitive resources may be higher in those with more proximal level amputation, such as above-knee level. The role of cognition and concentration is revealed by a cognitive task performed with posture and gait control using the dual task method. The dual task paradigm provides information about the automation of the default processes that underpin good performance disclosure. This approach involves performing two tasks at the same time. Dual task is divided into primary task and secondary task. The performance of the primary task while performing a single task is recorded. If there is a drop in performance when the secondary task is added, this indicates that the primary task needs high attention.
In proximal amputations, with the lost of movement system structures, functional impairment increases. Amputation from the proximal level affects daily life activities and walking ability more. Above-knee amputees reported more functional difficulties in ambulatory ambulation than transtibial amputee.
The aim of this study is to compare the time-distance characteristics of walking with single task, cognitive dual task, motor dual task in transtibial, transfemoral amputee and healthy people.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Transtibial amputees | People who use transtibial prosthesis. |
| |
| Transfemoral amputees | People who use transfemoral prosthesis. |
| |
| Healty individuals | Healty individuals |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| walking on the treadmill | Other | Participants will walk on the treadmill under single task, cognitive dual task and motor dual task conditions. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Walking speed | Distance per second | Two minutes |
| Coefficient of variation | Stride length variability coefficient | Two minutes |
| Measure | Description | Time Frame |
|---|---|---|
| Step length | Length of right and left steps in cm | Two minutes |
| Time on each foot | The period on right foot and left foot | Two minutes |
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Inclusion Criteria:
Exclusion Criteria:
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Transtibial amputees, Transfemoral amputees, Healty individuals
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Senem Demirdel, PhD | Contact | +905432168216 | fzt_sb@hotmail.com | |
| Senem Demirdel, PhD | Contact | +903213051576 | 138 | sdemirdel@hacettepe.edu.tr |
| Name | Affiliation | Role |
|---|---|---|
| Fatih Erbahçeci, Prof | Hacettepe University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Hacettepeu | Recruiting | Ankara | Altındağ | 06100 | Turkey (Türkiye) |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 34741932 | Derived | Demirdel S, Erbahceci F, Yazicioglu G. The effects of cognitive versus motor concurrent task on gait in individuals with transtibial amputation, transfemoral amputation and in a healthy control group. Gait Posture. 2022 Jan;91:223-228. doi: 10.1016/j.gaitpost.2021.10.036. Epub 2021 Oct 27. |
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| Average step cycle | Yhe period of step cycle | Two minutes |