Exploring the Relationship Between Binocular Imbalance and Myopia: Refraction with a Virtual Reality Platform
Zhengyang Tao1, Hongwei Deng1, Hang Chu2
1Department of Strabismus & Pediatric Ophthalmology, Shenzhen Eye Hospital Affiliated to Jinan University, Shenzhen University of Medicine, Shenzhen, China.
Cyberpsychology, Behavior and Social Networking
|August 1, 2022
Summary
Binocular imbalance (BI) is common in children and adolescents but doesn't strongly correlate with refractive error or visual acuity. However, BI may indicate imbalanced binocular vision development, with the dominant eye potentially becoming more myopic.
Area of Science:
- Ophthalmology
- Pediatric Optometry
- Vision Science
Background:
- Binocular imbalance (BI) is a condition affecting visual coordination between the two eyes.
- Understanding the relationship between BI and refractive development in children is crucial for early intervention.
- Previous research has not fully elucidated the impact of BI on refractive states in pediatric populations.
Purpose of the Study:
- To investigate the association between binocular imbalance (BI) and abnormal binocular refraction development in children and adolescents.
- To determine if BI correlates with spherical equivalent (SE) and uncorrected visual acuity (VA).
- To explore the potential link between BI and imbalanced development of the eye's refractive system.
Main Methods:
- A cross-sectional study involving 1,000 children and adolescents aged 6-18 years.
- Data collection included binocular imbalance (BI) measurements, spherical equivalent (SE), and uncorrected visual acuity (VA).
- Statistical analysis was performed to assess correlations between BI and refractive parameters.
Main Results:
- Binocular imbalance (BI) was prevalent in the studied pediatric population.
- No significant statistical correlation was found between the imbalance value (IV) and spherical equivalent (SE) or uncorrected visual acuity (VA).
- Binocular contrast imbalance (BCI) was highest with increasing bilateral SE difference. The SE of the left eye tended to become more negative relative to the right eye as BI increased.
Conclusions:
- Binocular imbalance (BI) is common in children and adolescents but shows no significant correlation with unilateral refractive state or visual acuity.
- BI may be associated with imbalanced development of the binocular refractive system.
- The dominant eye's SE may become more negative compared to the non-dominant eye as BI increases.
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