Comparison of Single Session Auditory Versus Visual Feedback on Performance and Postural Balance in Hemiplegic
Ghaith Fadhil Lafta Alhashimi1, Azadeh Shadmehr1, Sara Fereydounnia1
1Physical Therapy, School of Rehabilitation, Tehran University of Medical Sciences, Tehran, IRN.
Insights
Visual feedback significantly improved postural balance and movement in children with hemiplegic cerebral palsy more than auditory feedback. Both feedback types enhance conventional therapy for this condition.
Area of Science:
- Neurology
- Pediatrics
- Rehabilitation Medicine
Background:
- Cerebral palsy (CP) is a pediatric neurological disorder impacting motor control.
- CP affects posture, balance, and daily activities in affected children.
- Hemiplegic CP specifically involves motor impairments on one side of the body.
Purpose of the Study:
- To compare the effectiveness of single-session auditory versus visual feedback on performance and postural balance in children with hemiplegic cerebral palsy.
- To evaluate the impact of different sensory feedback modalities on motor function in pediatric CP.
Main Methods:
- A crossover clinical trial involving 25 children (6-12 years) with hemiplegic CP.
- Participants received conventional balance therapy combined with either auditory or visual feedback, followed by a washout period and the alternative intervention.
- Outcome measures included the Modified Ashworth Scale, Pediatric Balance Scale, timed one-leg stance, Time Up and Go test, and center of pressure displacement.
Main Results:
- Both auditory and visual feedback, when combined with conventional therapy, improved balance, movement speed, and postural stability in children with hemiplegic CP (P < 0.05).
- Visual feedback demonstrated significantly greater improvements in the Time Up and Go test, one-leg stand test, and center of pressure displacement compared to auditory feedback (P < 0.05).
Conclusions:
- Combining auditory or visual feedback with conventional balance therapy is effective for treating hemiplegic spastic cerebral palsy.
- Visual feedback appears to be more effective than auditory feedback for improving balance and motor performance in this population.
- Further research is recommended to investigate the long-term effects of these feedback interventions.
Background:
Cerebral palsy (CP) is a pediatric disorder characterized by a motor impairment resulting from a permanent, non-progressive lesion in the brain. Cerebral palsy is marked by movement and postural control impairments, which greatly affect body structure, function, daily activities, and participation.
Objective:
To compare the single-session auditory versus visual feedback on performance and postural balance in children with hemiplegic cerebral palsy.
Method:
The study was a crossover clinical trial involving a group of 25 patients diagnosed with CP hemiplegia, aged between 6 and 12 years, including both genders. Each patient underwent conventional balance therapy followed by either auditory feedback or visual feedback intervention. After a 48-hour wash-out period, they received conventional balance therapy again before undergoing the alternative intervention initially assigned. The Modified Ashworth scale (MAS), pediatric balance scale (PBS), timed one-leg stance, time up and go test (TUG), and center of pressure (CoP) displacements were assessed as the outcome measures before and after the interventions.
Results:
Based on the one-leg stand test, TUG, and CoP displacement outcome measures results, both interventions improved balance time, speed of movement, and postural stability in children with hemiplegic spastic cerebral palsy (P < 0.05). Moreover, after a single session of the intervention, the visual feedback group demonstrated a significantly greater improvement in the TUG test, one-leg stand test, and CoP displacement compared to the auditory group (P < 0.05).
Conclusions:
The results of the study suggest that combining auditory or visual feedback with conventional balance therapy is effective in treating children with hemiplegic spastic cerebral palsy; furthermore, the utilization of visual feedback would be more effective. Further research is needed to determine the long-term effects of visual and auditory feedback on the assessed outcome measures.
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