Vergence and Accommodation System in Malay Primary School Children
Journal name: The Malaysian Journal of Medical Sciences
Original article title: Vergence and Accommodation System in Malay Primary School Children
The Malaysian Journal of Medical Sciences (MJMS) is a peer-reviewed, open-access journal published online at least six times a year. It covers all aspects of medical sciences and prioritizes high-quality research.
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Original source:
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Ai Hong Chen, Ahmad Hakimi Zainol Abidin
The Malaysian Journal of Medical Sciences:
(A peer-reviewed, open-access journal)
Full text available for: Vergence and Accommodation System in Malay Primary School Children
Year: 2002
Copyright (license): CC BY 4.0
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Summary of article contents:
Introduction
The study examined the accommodation and vergence abilities in sixty primary school children across six age groups. Various parameters were assessed, including accommodation facility, vergence facility, accommodation accuracy, relative accommodation, fusional vergence reserves, and heterophoria. The results were statistically analyzed using ANOVA (Analysis of Variance) to determine if there were significant differences based on age. Overall, the findings indicated that most parameters did not show significant age-related variations (p > 0.05), suggesting stability in these visual functions among the children surveyed.
Fusional Reserve Variations
While the majority of parameters measured did not reveal significant differences among age groups, a notable exception was found in the fusional reserve. The analysis indicated a significant age difference concerning the negative fusional reserve at distance, both at the break point and recovery point. Specifically, the ANOVA results displayed an F-value of 13.34 for the negative fusional reserve at distance – break point (p < 0.05), suggesting that as children age from Year 1 to Year 6, their fusional reserves develop in a manner that is statistically significant. This finding emphasizes the evolving nature of visual performance with maturity.
Conclusion
The study’s findings contribute to understanding the visual development in primary school children, particularly highlighting the importance of fusional reserve as children grow older. While most accommodation and vergence parameters remained consistent across the age groups evaluated, the significant differences in the negative fusional reserve underscore an aspect of visual function that merits further investigation. Overall, these insights can inform future research and potentially guide interventions aimed at optimizing visual abilities in children during their formative years.
FAQ section (important questions/answers):
What was measured in the primary school children study?
The study measured accommodation and vergence facility, accommodation accuracy, relative accommodation, fusional vergence reserves, and heterophoria in sixty primary school children across six age groups.
Were any significant differences found among the age groups?
No significant differences were found for most parameters. However, a notable difference was detected in fusional reserves, particularly in the negative fusional reserve at distance breakpoint across the six age groups.
What is the significance of measurements like fusional reserves?
Fusional reserves are important for assessing binocular vision and eye coordination. They indicate how well the visual system can maintain single vision when images move apart or distance changes.
What does the mean and standard deviation table represent?
The table summarizes the mean values and standard deviations for various accommodation and vergence parameters in Malay primary school children, providing insight into their visual performance.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for “Vergence and Accommodation System in Malay Primary School Children”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Relative:
The keyword 'Relative' in this context refers to relative accommodation, which is the ability of the visual system to adjust focus based on the distance to an object. It plays a vital role in maintaining clear vision at various distances, and can indicate binocular vision efficiency, which is crucial for children's visual development.
2) Table:
The keyword 'Table' points to a structured representation of data, summarizing mean and standard deviation values of various visual parameters measured in Malay primary school children. Tables are essential for organizing complex data in a clear manner, facilitating comparison and analysis of results regarding accommodation and vergence parameters across different age groups.
Other Health Sciences Concepts:
Discover the significance of concepts within the article: ‘Vergence and Accommodation System in Malay Primary School Children’. Further sources in the context of Health Sciences might help you critically compare this page with similair documents:
Age difference, Standard deviation, Analysis of variance, Mean and standard deviation, Break point, Primary school children.