Visual Impairment Clinical Trial
— Vison mHealthOfficial title:
Modelling and Evaluation of a Community-oriented mHealth-based Screening and Promotional Programme for Improving Eye Health in Iran
NCT number | NCT03922347 |
Other study ID # | 96315 |
Secondary ID | |
Status | Completed |
Phase | Phase 3 |
First received | |
Last updated | |
Start date | April 15, 2017 |
Est. completion date | April 10, 2019 |
Verified date | April 2019 |
Source | Shahid Beheshti University of Medical Sciences |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
This study is a community trial that aims to establish and evaluate an mHealth screening and
promotional tool for improving eye health in Iran. Sampling frame is a region in Tehran
province with around 1 million sub-urban and rural inhabitants. investigators have obtained
the list of health centers and their underserved population from the health authorities. In
this region, health services are delivered through rural health houses, urban health posts
and overhead health centers (221 units in total). investigators choose 27 units using cluster
random sampling method with a probability proportional to size strategy, then investigators
randomly assign them into three arms (explained below). The interventions will be at
community level with the community as the unit of randomization.
Arm 1- Training of the Primary Health Care (PHC) workers + PHC workers will be empowered with
the mHealth tool to monitor, screen and promote community members Arm 2- PHC system will be
strengthened with health promotion and screening programmes (same content as the mHealth
tool) and PHC workers will deliver eye health messages and screening tests by the
conventional facilities.
Arm 3: Control group: only observation and registering of routine care
Status | Completed |
Enrollment | 3300 |
Est. completion date | April 10, 2019 |
Est. primary completion date | May 15, 2018 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | All |
Age group | 50 Years and older |
Eligibility |
Inclusion Criteria: - Inclusion criteria were living in one of the non-institutionalized urban or rural residential areas in one of the survey area, being resident in the same address for at least 6 months during the year before the enrolment, age 50 and over and Iranian nationality. |
Country | Name | City | State |
---|---|---|---|
Iran, Islamic Republic of | Ophthalmic Research Center | Tehran |
Lead Sponsor | Collaborator |
---|---|
Shahid Beheshti University of Medical Sciences |
Iran, Islamic Republic of,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Eye care utilization: being visited/treated by an eye care professional | Questionnaire based on closed questions | 6-12 months | |
Secondary | Visual acuity | Peek Acuity Software installed on smart phones (Samsung Galaxy S8, based on Logarithm Minimum Angle of Resolution, LogMAR). Visual acuity will be presented in range (minimum to maximum). Higher value of visual acuity represents the worsened outcome. |
At baseline | |
Secondary | fundus imaging | Peek Retina Software installed on smart phones (Samsung Galaxy S8; based on Logarithm Minimum Angle of Resolution, LogMAR). Higher value of visual acuity represents the worsened outcome. | At baseline | |
Secondary | Based on Logarithm Minimum Angle of Resolution, LogMAR. Visual acuity will be presented in range (minimum to maximum). Higher value of visual acuity represents the worsened outcome. | visual acuity test by Snellen chart | At baseline | |
Secondary | fundus imaging by fundus photography (Visucam Pro NM; Carl Zeiss Meditec AG, Germany) | fundus photography (Visucam Pro NM; Carl Zeiss Meditec AG, Germany) | At baseline |
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