At a glance
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Presbyopia Screening by Community Health Worker in Bangladesh: Implementation Research
In Brief
An observational study evaluating Presbyopia screening training for Presbyopia. Completed, enrolled 2,001 participants.
Detailed Summary
Demand in near vision correction in the community exist in the Bangladesh with a thin presence of eye- care. This study aimed to test the skill of BRAC service-providers in identifying presbyopia-cases, to ensure frequent services, meeting the community need. This was non-inferiority equivalence randomized intervention trial, done during February-June 2015, in six randomly selected sub-districts, where 2059 camp-patients were screened. BRAC Health-cadres; program organizers (PO), upgraded shasthya- shebikas (USS) and shasthya- shebikas (SS), were assigned to three different arms consisting two sub-districts through permuted-block randomization.105 eye-camps were organized with minimum 500 sample per arm. Sensitivity and specificity was calculated to understand screening performance. Screening reports were matched with the gold standard by recruiting refractionists.
Study Details
Timeline
Interventions
The training module and the protocol were designed in a way that a layman with limited education could be trained for screening and could sell reading glasses without any hassle, accurately and responsibly. Training module included the general anatomy of eye, common vision problems, aetiologies, determination of proper acuity of vision, sales techniques of the reading glass, marketing of products and services, and management of inventory and referrals. All the providers who participated in the current study, had no prior experience/training of screening presbyopia before the intervention. Each of the intervention arm used letter acuity chart i.e. Snellen chart as it commonly used for as a test of visual acuity