NCT01622816已完成不适用
Prospective Determination of Agreement Between Standard ETDRS (Early Treatment Diabetic Retinopathy Study) Chart and Handheld Illuminated ETDRS Equivalent Chart in Eyes With Retinal Pathology
Julia Haller1 个研究点 分布在 1 个国家目标入组 70 人开始时间: 2012年3月最近更新:
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 70
- 试验地点
- 1
- 主要终点
- ETDRS Letter Score
研究概览
简要总结
Comparing visual acuity measurements (measurements of how well you can see) using a standard ETDRS (Early Treatment Diabetic Retinopathy Study) chart and a handheld ETDRS chart
详细描述
Prospective determination of agreement between standard ETDRS chart and handheld illuminated ETDRS equivalent chart in eyes with retinal pathology
研究设计
- 研究类型
- Observational
- 时间视角
- Prospective
入排标准
- 年龄范围
- 18 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Ability to provide written informed consent and comply with study assessments for the full duration of the study (one visit per patient).
- •Age greater than 18 years.
- •Clinical diagnosis of retinal disease (including age-related macular degeneration, macular degeneration, retinal vessel occlusion, among others).
排除标准
- •Presence of a significant cataract as determined by your doctor.
- •Presence of a significant posterior capsular opacity (haziness in your eyes) as determined by your doctor.
- •Diagnosis of uveitis (inflammation in part of the eye).
结局指标
主要结局
ETDRS Letter Score
时间窗: 1 Day
To determine the visual acuity measurement using this handheld internally illuminated ETDRS chart, and a standard back illuminated EDTRS chart. This will be done during the visual acuity test.
次要结局
- ETDRS Letter Score Consistency(1 Day)
研究者
Julia Haller
Investigator
Wills Eye
研究点 (1)
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