{"id":16135,"date":"2023-11-27T10:01:54","date_gmt":"2023-11-27T10:01:54","guid":{"rendered":"https:\/\/rio-conference.com\/new\/?page_id=16135"},"modified":"2026-08-23T08:29:32","modified_gmt":"2026-08-23T08:29:32","slug":"survey-unit","status":"publish","type":"page","link":"https:\/\/rio-conference.com\/new\/research-structure\/survey-unit\/","title":{"rendered":"Field Research Unit"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"16135\" class=\"elementor elementor-16135\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0fd976e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0fd976e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fd71410\" data-id=\"fd71410\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dd8bc05 elementor-tabs-view-vertical tabs-n elementor-widget elementor-widget-tabs\" data-id=\"dd8bc05\" data-element_type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.13.3 - 28-05-2023 *\/\n.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-wrapper{width:25%;flex-shrink:0}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active{border-right-style:none}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active:after,.elementor-widget-tabs.elementor-tabs-view-vertical 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.elementor-tab-desktop-title.elementor-active:before{right:100%}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active:after{left:100%}.elementor-widget-tabs .elementor-tab-content,.elementor-widget-tabs .elementor-tab-title,.elementor-widget-tabs .elementor-tab-title:after,.elementor-widget-tabs .elementor-tab-title:before,.elementor-widget-tabs .elementor-tabs-content-wrapper{border:1px #d5d8dc}.elementor-widget-tabs .elementor-tabs{text-align:left}.elementor-widget-tabs .elementor-tabs-wrapper{overflow:hidden}.elementor-widget-tabs .elementor-tab-title{cursor:pointer;outline:var(--focus-outline,none)}.elementor-widget-tabs .elementor-tab-desktop-title{position:relative;padding:20px 25px;font-weight:700;line-height:1;border:solid transparent}.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active{border-color:#d5d8dc}.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active:after,.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active:before{display:block;content:\"\";position:absolute}.elementor-widget-tabs .elementor-tab-desktop-title:focus-visible{border:1px solid #000}.elementor-widget-tabs .elementor-tab-mobile-title{padding:10px;cursor:pointer}.elementor-widget-tabs .elementor-tab-content{padding:20px;display:none}@media (max-width:767px){.elementor-tabs .elementor-tab-content,.elementor-tabs .elementor-tab-title{border-style:solid solid none}.elementor-tabs .elementor-tabs-wrapper{display:none}.elementor-tabs .elementor-tabs-content-wrapper{border-bottom-style:solid}.elementor-tabs .elementor-tab-content{padding:10px}}@media (min-width:768px){.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs{display:flex}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-wrapper{flex-direction:column}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-content-wrapper{flex-grow:1;border-style:solid solid solid none}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-content{border-style:none solid solid}.elementor-widget-tabs.elementor-tabs-alignment-center .elementor-tabs-wrapper,.elementor-widget-tabs.elementor-tabs-alignment-end .elementor-tabs-wrapper,.elementor-widget-tabs.elementor-tabs-alignment-stretch .elementor-tabs-wrapper{display:flex}.elementor-widget-tabs.elementor-tabs-alignment-center .elementor-tabs-wrapper{justify-content:center}.elementor-widget-tabs.elementor-tabs-alignment-end .elementor-tabs-wrapper{justify-content:flex-end}.elementor-widget-tabs.elementor-tabs-alignment-stretch.elementor-tabs-view-horizontal .elementor-tab-title{width:100%}.elementor-widget-tabs.elementor-tabs-alignment-stretch.elementor-tabs-view-vertical .elementor-tab-title{height:100%}.elementor-tabs .elementor-tab-mobile-title{display:none}}<\/style>\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2321\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2321\" aria-expanded=\"false\">Overview<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2322\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2322\" aria-expanded=\"false\">Vision<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2323\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2323\" aria-expanded=\"false\">Mission<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2324\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2324\" aria-expanded=\"false\">Techniques<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2325\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2325\" aria-expanded=\"false\">Equipment<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2326\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"6\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2326\" aria-expanded=\"false\">Services for researchers<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2327\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"7\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2327\" aria-expanded=\"false\">Services for patients<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2328\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"8\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2328\" aria-expanded=\"false\">Training<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2321\" aria-expanded=\"false\">Overview<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2321\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2321\" tabindex=\"0\" hidden=\"false\"><p>The Survey Units are dedicated to conducting community-based ophthalmic and public health surveys aimed at identifying the prevalence, distribution, and risk factors of eye diseases. These units play a key role in generating reliable epidemiological data that supports evidence-based planning and healthcare decision-making.<\/p><p>Through field studies, population screening programs, and medical outreach activities, the Survey Units assess visual health status across different regions and age groups. They contribute to early detection of preventable eye conditions, promote awareness of ocular health, and help guide national strategies for blindness prevention and eye care service development.<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2322\" aria-expanded=\"false\">Vision<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2322\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2322\" tabindex=\"0\" hidden=\"hidden\"><p>To be a leading national and regional reference in ophthalmic epidemiology through high-quality community surveys and field research, generating reliable data that supports prevention of blindness, improves population eye health, and strengthens evidence-based planning and healthcare delivery in ophthalmology.<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2323\" aria-expanded=\"false\">Mission<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2323\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2323\" tabindex=\"0\" hidden=\"hidden\"><p>The mission of the Survey Units is to conduct high-quality ophthalmic epidemiological studies and community-based surveys to identify the prevalence, causes, and risk factors of eye diseases. The units are committed to supporting prevention of blindness through field screening programs, medical outreach activities, and evidence-based research.<\/p><p>They aim to generate accurate and reliable data that informs national eye health strategies, improves access to eye care services in underserved populations, and strengthens collaboration between clinical departments and public health initiatives. The Survey Units also focus on promoting community awareness, early detection of ocular diseases, and continuous improvement of eye health outcomes.<\/p><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2324\" aria-expanded=\"false\">Techniques<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2324\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2324\" tabindex=\"0\" hidden=\"hidden\"><p>The Survey Units employ a range of standardized field and epidemiological techniques to ensure accurate assessment of community eye health and reliable data collection. Key techniques include:<\/p><ul><li>Population-based ophthalmic surveys using randomized sampling methods.<\/li><li>Community screening programs for early detection of visual impairment and eye diseases.<\/li><li>Visual acuity assessment using standardized charts suitable for field conditions.<\/li><li>Refraction and basic refractive error screening in outreach settings.<\/li><li>Anterior segment examination using portable slit-lamp and handheld devices.<\/li><li>Fundus examination using direct and indirect ophthalmoscopy in field clinics.<\/li><li>Data collection through structured questionnaires for demographic and risk factor analysis.<\/li><li>Epidemiological study design and statistical analysis for prevalence estimation.<\/li><li>Mobile eye clinics and medical convoy setups for remote area evaluation.<\/li><li>Collaboration with multidisciplinary teams for comprehensive community health assessment.<\/li><li>Data management using electronic databases and quality control procedures.<\/li><li>Health education and awareness activities integrated into survey campaigns.<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2325\" aria-expanded=\"false\">Equipment<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2325\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2325\" tabindex=\"0\" hidden=\"hidden\"><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"6\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2326\" aria-expanded=\"false\">Services for researchers<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2326\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"6\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2326\" tabindex=\"0\" hidden=\"hidden\"><p>The Survey Units provide comprehensive support for epidemiological and community-based ophthalmic research through structured fieldwork, data collection, and analytical services. These units serve as a key platform for population health studies and blindness prevention research.<\/p><ul><li>Access to community-based epidemiological data and survey databases.<\/li><li>Support for design and implementation of population-based ophthalmic studies.<\/li><li>Assistance in sampling methodology, field planning, and study logistics.<\/li><li>Facilitation of large-scale community screening and outreach research projects.<\/li><li>Structured data collection using validated questionnaires and standardized tools.<\/li><li>Biostatistical support for data analysis and interpretation of epidemiological findings.<\/li><li>Collaboration with multidisciplinary teams in ophthalmology and public health.<\/li><li>Training in field survey methods, data collection techniques, and research ethics.<\/li><li>Support for publication of research findings in national and international journals.<\/li><li>Participation in national and international collaborative research projects on eye health and blindness prevention.<\/li><li>Quality assurance and monitoring of data accuracy in field studies.<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"7\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2327\" aria-expanded=\"false\">Services for patients<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2327\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"7\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2327\" tabindex=\"0\" hidden=\"hidden\"><p>The Survey Units provide community-based eye care services aimed at early detection, prevention, and referral of eye diseases, particularly in underserved and high-risk populations.<\/p><ul><li>Community eye screening programs for early detection of visual impairment and ocular diseases.<\/li><li>Basic visual acuity testing and preliminary eye examinations in field settings.<\/li><li>Detection and referral of refractive errors for proper optical correction.<\/li><li>Identification and referral of patients with cataract, glaucoma, diabetic retinopathy, and other ocular conditions.<\/li><li>Mobile eye clinics and medical convoy services in rural and remote areas.<\/li><li>Health education and awareness campaigns on prevention of blindness and eye care practices.<\/li><li>Referral pathways to specialized ophthalmology clinics for further diagnosis and management.<\/li><li>Follow-up coordination for selected cases identified during field surveys.<\/li><li>Screening of schoolchildren and high-risk groups for early eye disease detection.<\/li><li>Community counseling on eye health, hygiene, and preventive care measures.<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"8\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-2328\" aria-expanded=\"false\">Training<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2328\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"8\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2328\" tabindex=\"0\" hidden=\"hidden\"><p>The Survey Units provide structured training programs aimed at developing expertise in ophthalmic epidemiology, field research methods, and community eye care delivery. The training is designed for ophthalmology residents, public health researchers, and healthcare professionals involved in population-based studies.<\/p><ul><li>Principles of ophthalmic epidemiology and population-based research.<\/li><li>Design and implementation of community eye health surveys.<\/li><li>Sampling techniques and field study methodology.<\/li><li>Standardized visual acuity testing in field conditions.<\/li><li>Basic ocular examination techniques suitable for outreach settings.<\/li><li>Data collection methods using structured questionnaires and electronic tools.<\/li><li>Field logistics planning for medical convoys and outreach programs.<\/li><li>Ethical considerations in community-based research and patient consent.<\/li><li>Data management, validation, and quality control procedures.<\/li><li>Statistical analysis and interpretation of epidemiological data.<\/li><li>Reporting and dissemination of survey findings.<\/li><li>Participation in community screening campaigns and preventive eye care programs.<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Overview Vision Mission Techniques Equipment Services for researchers Services for patients Training Overview The Survey Units are dedicated to conducting community-based ophthalmic and public health surveys aimed at identifying the prevalence, distribution, and risk factors of eye diseases. 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