Uptake of Telemedicine System Trial in Rual Canton
The Impact of Telemedicine System to the Diagnosis and Treatment of Diabetes Retinopathy in Rural Canton
1 other identifier
observational
5,000
1 country
1
Brief Summary
To evaluate the impact of telemedicine system in rural hospitals for diagnosis and treatment of Diabetes retinopathy and Diabetes macular edema.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for all trials
Started Jan 2015
Typical duration for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
April 11, 2013
CompletedFirst Posted
Study publicly available on registry
April 15, 2013
CompletedStudy Start
First participant enrolled
January 1, 2015
CompletedPrimary Completion
Last participant's last visit for primary outcome
April 1, 2017
CompletedStudy Completion
Last participant's last visit for all outcomes
April 30, 2017
CompletedMarch 19, 2021
March 1, 2021
2.2 years
April 11, 2013
March 18, 2021
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Accuracy of trained doctors in diagnosing DR/DME versus photo grading and automated grading
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)
2 years after the telemedicine begin to use
cost-effectiveness
Cost-effectiveness of three methods of DR screening (trained rural doctors versus telemedicine versus automated grading)
2 years
Secondary Outcomes (4)
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
Study Arms (2)
rural doctor
examine patient's fundus by 90D fundus pre-set lens
grader
grade fundus pictures in ZOC
Interventions
Eligibility Criteria
age \> 40y, diagnosed (Diabetes Retinapathy)DR, 10% normal patients
You may qualify if:
- age \> 40y, diagnosed (Diabetes Retinopathy) DR,10% normal patients
You may not qualify if:
- unconsciousness, history of diabetic ketoacidosis, cardiac insufficiency, Severe atrioventricular block, hepatic insufficiency , allergic to mydriatic
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Sun Yat-sen Universitylead
- Orbiscollaborator
- The World Diabetes Foundationcollaborator
Study Sites (1)
Zhongshan Ophthalmic Center, No.54, Xianlienan Road
Guangzhou, Guangdong, 510060, China
Study Officials
- PRINCIPAL INVESTIGATOR
Nathan Congdong, MD,MPH
Zhongshan Ophthalmic Center, Sun Yat-sen University
Study Design
- Study Type
- observational
- Observational Model
- CASE CONTROL
- Time Perspective
- PROSPECTIVE
- Target Duration
- 1 Year
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- vice director,Blindness Prevention and Treatment Department
Study Record Dates
First Submitted
April 11, 2013
First Posted
April 15, 2013
Study Start
January 1, 2015
Primary Completion
April 1, 2017
Study Completion
April 30, 2017
Last Updated
March 19, 2021
Record last verified: 2021-03