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针对加拿大原住民的ETDRS风格远距离视觉敏度图表:使用加拿大原住民语法编制的开发和验证
Brendan K Tao1, Sidrat Rahman2, Dana Toameh2
1Faculty of Medicine, The University of British Columbia, Vancouver, BC, Canada.
概括
开发并验证了使用加拿大土著语法 (CAS) 光型的新视觉敏度图. 这张图表与标准图表有很好的一致性,为加拿大的土著人口提供了一个文化相关的工具.
科学领域:
- 眼科医生 眼科 眼科
- 眼镜测量是指眼睛的测量.
- 土著健康土著健康
背景情况:
- 标准的视力敏度图表可能不适合土著人口的文化.
- 开发具有文化相关性的光类型对于准确的视觉评估至关重要.
研究的目的:
- 开发和验证一个logMAR早期治疗糖尿病视网膜病变研究 (ETDRS) 风格的视敏度图表,使用加拿大土著语法 (CAS) 的光型.
- 评估CAS与基于拉丁语的视觉类型图表之间的视觉敏度测量协议.
主要方法:
- 展望性,主体内分析,涉及22名土著患者.
- 使用Python和LaTeX脚本开发CAS和拉丁语ETDRS图表.
- 使用4K电视显示器测量视觉敏度,每张图表每只眼睛进行4次测量.
主要成果:
- 在CAS和拉丁图表之间,logMAR视觉敏度的中位数差异为0.
- 带-阿尔特曼分析显示接近零偏差 (-0.01) 和有利的协议.
- 两种图表类型之间的视力敏度测量没有统计学上显著的差异 (p=0.1).
结论:
- 首个CAS打印的ETDRS图表用于视力敏度测量已经成功开发和验证.
- 该图表使用了克里语,奥吉布韦语和伊努克蒂图语的保存字符,使其适用于各种加拿大土著人口.
- 未来的研究应该专注于为土著患者开发近距离阅读卡和其他具有文化能力的眼科护理解决方案.
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