The Impact of Telemedicine System to the Diagnosis and Treatment of Diabetes Retinopathy in Rural Canton
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- 入组人数
- 5,000
- 试验地点
- 1
- 主要终点
- cost-effectiveness
研究概览
简要总结
To evaluate the impact of telemedicine system in rural hospitals for diagnosis and treatment of Diabetes retinopathy and Diabetes macular edema.
详细描述
Telemedicine system mainly contains a comprehensive eye examination electric-records (E-record), which can transfer the fundus pictures from rural hospitals to professional Graders (golden standard for a diagnose of Diabetes Retinopathy (DR) and Diabetes Macular Edema(DME)). In Zhongshan Ophthalmic Center (ZOC). By this system, the investigators can evaluate the capacity of rural eye doctors about the diagnosis of DR/DME, and give proper suggestions for the treatment and revisit plan.
研究设计
- 研究类型
- Observational
- 观察模型
- Case Control
- 时间视角
- Prospective
入排标准
- 年龄范围
- 40 Years 至 90 Years（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •age > 40y, diagnosed (Diabetes Retinopathy) DR,10% normal patients
排除标准
- •unconsciousness, history of diabetic ketoacidosis, cardiac insufficiency, Severe atrioventricular block, hepatic insufficiency , allergic to mydriatic
结局指标
主要结局
cost-effectiveness
时间窗: 2 years
Cost-effectiveness of three methods of DR screening (trained rural doctors versus telemedicine versus automated grading)
Accuracy of trained doctors in diagnosing DR/DME versus photo grading and automated grading
时间窗: 2 years after the telemedicine begin to use
To compare the sensitivity, specificity and positive and negative predictive value for a diagnosis of DR/DME , a diagnosis of DR/DME requiring treatment, of trained rural doctors and an automated grading system, as compared to trained graders using photographs (the gold standard)
次要结局
- Frequency of comprehensive eye examination taken by rural doctors(2 years)
- comprehensive eye examination rate among patients in rural hospitals(2 years)
- the usage rate of Electric-Record(2 years)
- Cost-effectiveness of van(2 years)
研究者
Congdon Nathan
vice director,Blindness Prevention and Treatment Department
Sun Yat-sen University