Providing Access to the Visual Environment
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 入组人数
- 795
- 试验地点
- 2
- 主要终点
- Success to utilize optical devices
研究概览
简要总结
Providing Access to the Visual Environment is a pediatric low vision grant which has the ability to provide comprehensive, interdisciplinary low vision rehabilitation services to every child in Tennessee with a vision impairment. Children, ages 3-21, with best-corrected vision of 20/50 or worse in the better seeing eye are prescribed optical devices to improve their visual functioning and trained to use the devices.
详细描述
Subjects are enrolled each school year based on referrals from school systems in Tennessee, ophthalmologists, and optometrists. A total of 90 new students are enrolled each year. Students are provided a comprehensive low vision rehabilitation evaluation by a low vision optometrist and prescribed optical devices to improve distance appreciation, near reading, and other tasks based on individual needs. Students are then trained to use the devices efficiently by master's level teachers of the visually impaired. The teachers travel to the students environment (school/home/work) for the training.
Variables such as ocular disease, age, visual acuity, visual improvement with optical devices, type of optical device, and reading speed are defined for each student. Providing Access to the Visual Environment also provides...
研究设计
- 研究类型
- Observational
- 观察模型
- Case Only
- 时间视角
- Prospective
入排标准
- 年龄范围
- 3 Years 至 21 Years（Child, Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Children age 3 to 21 years of age Enrollment in a school in Tennessee (private or public)
- •- Children that are eligible for services due to visual impairment Low vision
排除标准
- •Children who do not have the potential to become readers or use their vision for reading
结局指标
主要结局
Success to utilize optical devices
时间窗: 3-4 months
Training with external optical devices to improve visual outcome
次要结局
未报告次要终点
研究者
Lori Ann Kehler
Associate Professor of Ophthalmology
Vanderbilt University