尽管生活方式发生了变化,但角膜和内部纹症之间的补偿相互作用仍然存在
Yuanyuan Liang1, Byung-Soo Kang1, Chea-Su Kee1,2,3
1School of Optometry, The Hong Kong Polytechnic University, Hong Kong.
Children (Basel, Switzerland)
|February 24, 2024
概括
孩子 孩子 孩子 孩子
科学领域:
- 眼科医生 眼科 眼科
- 儿科光学测量 儿科光学测量
- 公共卫生 公共卫生
背景情况:
- 随着COVID-19的流行,儿童的视觉行为发生了重大变化,并可能出现折射错误.
- 了解改变视觉环境对儿童眼睛健康的长期影响至关重要.
- 角膜和眼睛内部的组成部分都会影响着眼的发展.
研究的目的:
- 调查儿童的折射误差和视觉习惯是否在香港恢复上学后恢复到大流行前的水平.
- 分析角膜和内部纹症对折射性纹症发展的影响.
- 评估疫情后户外时间和近工作活动的变化.
主要方法:
- 视力调查数据和2020年 (n=173) 和2022年 (n=119) 队列的问卷调查结果的比较.
- 进行了横截面和纵向分析.
- 阿斯蒂格马蒂斯被定义为圆柱体功率≥0.75 D.
主要成果:
- 白症的患病率仍然很高,在2020年 (49.1%) 和2022年 (55.5%) 的比例相似.
- 角膜白症增加了0.28 D,而内部白症在相反的方向上增加了0.24 D,稳定了折射性白症.
- 孩子们在周末增加了户外时间0.5小时/天,但在周日和周末增加了近工作时间1小时/天.
结论:
- 尽管恢复了正常的学校教育,但儿童的近工作时间增加了,白症水平仍然很高.
- 角膜和内部光学在折射性光学变化中起着重要作用.
- 需要全面的战略来减轻儿童折射误差的环境风险因素.
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