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CTRI Number  CTRI/2025/07/091266 [Registered on: 21/07/2025] Trial Registered Prospectively
Last Modified On: 09/07/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Other (Specify) [OCCUPATIONAL THERAPY]  
Study Design  Non-randomized, Placebo Controlled Trial 
Public Title of Study   Efficacy of using Controlled Errors in enhancing Movement and Balance and their Role in Activities of Daily Living in Patients with Stroke 
Scientific Title of Study   Efficacy of Error Augmentation in motor function and balance and its impact on Activities of Daily Living (ADL) in patients with Stroke 
Trial Acronym  EA - ADL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Hariprasath M 
Designation  MOT - 2nd year student 
Affiliation  KMCH College of Occupational Therapy 
Address  SF No 259 and 267 Kalapatti Post Coimbatore 641 048 Tamil Nadu

Coimbatore
TAMIL NADU
641402
India 
Phone  09942791213  
Fax    
Email  harimprasath@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  C Yamuna 
Designation  Professor  
Affiliation  KMCH College of Occupational Therapy 
Address  SF No 259 and 267 Kalapatti Post Coimbatore 641 048 Tamil Nadu

Coimbatore
TAMIL NADU
641 048
India 
Phone  9677610885  
Fax    
Email  yamunachandran@gmail.com  
 
Details of Contact Person
Public Query
 
Name  C Yamuna 
Designation  Professor  
Affiliation  KMCH College of Occupational Therapy 
Address  SF No 259 and 267 Kalapatti Post Coimbatore 641 048 Tamil Nadu

Coimbatore
TAMIL NADU
641 048
India 
Phone  9677610885  
Fax    
Email  yamunachandran@gmail.com  
 
Source of Monetary or Material Support  
KMCH College of Occupational therapy - Kalapatti post, Tamilnadu, Coimbatore - 641048 
 
Primary Sponsor  
Name  MrsYamuna 
Address  SF No 259 and 267 Kalapatti Post Coimbatore 641 048 Tamil Nadu 
Type of Sponsor  Other [Self] 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 3  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Hariprasath M  Kovai Medical Center Hospital  Dr Sujatha Missal 99, Avanashi Road, Coimbatore-641014, India
Coimbatore
TAMIL NADU 
04224323731

sujatamissal@kmchhospitals.com 
Hariprasath M  Laakshmi Physiotherapy center - Pain clinic  Dr G Saran 494,Trichy Road, Singanallur Coimbatore - 641 045
Coimbatore
TAMIL NADU 
9384451981

laakshmiphysioclinic@gmail.com 
Hariprasath M  SULUR PHYSIO CARE  Dr Vignesh prabu Sulur old bus stand, Thangam complex, Sulur, Tamil Nadu 641402, India
Coimbatore
TAMIL NADU 
08015246462

vickyvignesh0711@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUTIONAL HUMAN ETHICS COMMITTEE KMCH INSTITUTE OF ALLIED HEALTH SCIENCES  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: I639||Cerebral infarction, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Error Augmentation  Error augmentation (EA) is a relatively new concept in occupational therapy stroke rehabilitation that has shown promise in addressing common post-stroke deficits. EA utilizes false sensory feedback to improve or adapt motor learning and rehabilitation to a specific environment. It is an intervention that isolates and enhances motor errors. The amplification of errors provides feedback that promotes the correction of movement patterns and allows for changes in motor control. This type of error-driven learning is thought to be crucial to neuroplasticity and the reacquisition of skill in human movement. The importance of EA is rooted in the ability of the human nervous system to relearn and shape movements for optimal motor performance.  
Comparator Agent  Standard Occupational therapy  Visual and auditory augmented feedback, followed by conventional occupational therapy intervention for ADL retraining. Physical assistance, such as manual support is also provided. During task performance, visual support, such as allowing the patient to see or using a mirror, is provided. Additionally, auditory guidance, including clear commands about directions and corrections for errors, is offered.  
 
Inclusion Criteria  
Age From  45.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  First onset of stroke
Medically stable patients
Clients those who are willing to participate in the study
Clients within an age group of 45 to 60
Both genders
Clients with subacute Stroke
Clients with a score of greater than or equal to 18 in MoCA
Clients in stage 4 and 5 in the Brunnstrom recovery stage
Clients with a score of 13 to 24 (moderate postural impairment) in the Postural
assessment scale for Stroke)
Cortical and subcortical stroke meeting the other criteria will be included in the study 
 
ExclusionCriteria 
Details  Participants with multiple strokes, bilateral paresis, severe spasticity or contracture,
sensory deficits, cerebellar strokes resulting in ataxia, syndromes of strokes, significant
shoulder pain, and botulinum toxin injection to the hemiparetic limb.
Patients with unilateral neglect and other cognitive perceptual issues like aphasia,
apraxia, and visual perceptual deficit
Patients with visual and hearing impairment
Patient with other neurological deficits like Parkinson’s, dementia, and psychiatric
conditions. 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Motor function and balance  Motor function and balance at pretest and posttest after 4 weeks
 
 
Secondary Outcome  
Outcome  TimePoints 
Activities of Daily Living  Activities of Daily Living at pretest & posttest after 4 weeks 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
Final Enrollment numbers achieved (Total)= "48"
Final Enrollment numbers achieved (India)="48" 
Phase of Trial   Phase 2/ Phase 3 
Date of First Enrollment (India)   01/08/2025 
Date of Study Completion (India) 05/10/2025 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   Error augmentation techniques are designed to improves functional performance of hand and balance in post stroke patients and this study will check whether these techniques help patients with stroke to get better. This project is about helping people who have had a stroke improve their ability to do everyday activities and feel more confident in managing life on their own. After a stroke, many people find it hard to do simple tasks using hand. Generally, therapy helps by practicing these tasks. All patients in this study will receive conventional occupational performance training. One group will receive only the conventional training, while another group will receive an additional therapy error augmentation along with the conventional training. At the end, both the groups will be compared to see whether error augmentation technique provided additional benefit  
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