Status:
UNKNOWN
Characteristics of the Vergence Responses of Binocularly Normal Subjects After a Vision Therapy Protocol
Lead Sponsor:
Universitat Politècnica de Catalunya
Conditions:
Vision Disorders
Eye; Movement Disorder (Binocular)
Eligibility:
All Genders
20-30 years
Phase:
NA
Brief Summary
A vision therapy protocol for vergence ability is mentioned. The purpose of this study is to evaluate objectively the change in the vergence responses of binocular and accommodative normal subjects af...
Detailed Description
After the first evaluation, subjects will be classified in the Experimental Group (EG) or Control Group (CG) randomly. There will be 18 subjects in each group. A classic vision therapy protocol for fu...
Eligibility Criteria
Inclusion
- Normal binocular and accommodative subjects will participate in the study. All subjects have to fulfill the inclusion criteria. All evaluations will consist of the following objective and subjective optometric tests, which will be executed for all participants.
- Monocular and binocular VA at near and distance with their habitual correction
- Refractive error measured with the Grand Seiko WAM-5500 Autorefractor
- Cover Test at near (40 cm)
- Near Point of Accommodation
- Near Point of Convergence
- Vergence Facility Test at near (40 cm)
- Monocular and binocular Accommodation Facility Test at near (40 cm)
- Negative and Positive Relative Accommodation Test (ARN and ARP)
- Random Dot 2 Stereo acuity Test
- CISS questionnaire
- Fusional Vergence Amplitude using both subjective and objective methods
- Exclusion Criteria:
- having eye surgery
- having an eye pathology
- having a binocular or an accommodative disorder
- using orto-K lenses
Exclusion
Key Trial Info
Start Date :
September 2 2021
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
March 29 2022
Estimated Enrollment :
34 Patients enrolled
Trial Details
Trial ID
NCT05208658
Start Date
September 2 2021
End Date
March 29 2022
Last Update
January 26 2022
Active Locations (1)
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1
Cristina Rovira-Gay
Barcelona, Spain, 08222