{"type":"trials","record":{"id":87128,"source_id":"isrctn","external_id":"ISRCTN10894889","title":"Characterization of problems associated with vision impairment and utility of the current interventions","brief_summary":"The aim of the trial is to compare the effects and costs of “usual low vision care” with a “basic vision rehabilitation service (basic VRS)” on self-reported visual ability. Hypothesis: A basic low vision intervention, consisting of prescription of new glasses, magnifiers and instructions, improves visual ability more than usual care.","overall_status":"Completed","phases":[],"study_type":"Interventional","sponsor":"University of Minho","enrollment":47,"countries":["Portugal"],"start_date":"2017-03-03","completion_date":"2021-12-31","last_update_date":"2022-11-14","source_url":"https://www.isrctn.com/ISRCTN10894889","editorial_summary":"A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.","first_seen_at":"2026-09-25T03:46:39.792962+00:00","last_seen_at":"2026-09-25T03:46:39.551+00:00","metadata":{"sex":"All","age_range":"Adult","comparator":null,"attribution":"Source: ISRCTN ISRCTN10894889; retrieved 2026-09-25","interventions":["Device"],"reuse_license":"Registry contribution CC BY 4.0; generated metadata CC0","registry_source":"ISRCTN","outcome_measures":["Measured at baseline, 12 weeks and 36 weeks: 1. Visual ability, measured using Massof Activity Inventory (AI) 2. Health…","Measured at baseline, 12 weeks and 36 weeks: 1. Reading ability, measured using Portuguese version of Minnesota Low-Vis…"],"design_description":"Interventional","source_has_results":false},"controlled_terms":["Vision impairment caused by diabetic retinopathy or age-related macular degeneration","To perform a cost-effectiveness analysis (CEA) of basic VRS the trialists designed a randomised, cross-over controlled…","protocol","Association between social support and depression and anxiety","Association between depression and anxiety and health-related quality of life","Device"],"relevance_confidence":60,"source_quality_score":98,"freshness_score":50,"publication_state":"published","match_explanation":"Source terminology contains: age-related macular degeneration.","quality_checked_at":"2026-09-25T03:46:42.633202+00:00","duplicate_cluster_key":"id:isrctn10894889","duplicate_of_id":null,"evidence_snapshot":{"status":"structured","version":1,"duration":"2017-03-03 to 2021-12-31","comparator":null,"confidence":"structured-source","population":"All · Adult","provenance":{"duration":"start_date and completion_date","comparator":"registry arm fields","population":"registry eligibility fields","intervention":"registry intervention fields","participants":"enrollment","study_design":"study_type and registry design fields","evidence_stage":"phases","reported_outcome":"not available","outcomes_measured":"registry outcome-measure fields"},"generated_at":"2026-09-25T03:46:39.571Z","intervention":["Device"],"participants":47,"study_design":"Interventional","subject_scope":"Human clinical study registration","evidence_stage":"Phase not reported","safety_context":"Eligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians.","source_support":"Structured registry protocol metadata; no finding-level conclusion is generated.","main_limitation":"This is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.","reported_outcome":null,"outcomes_measured":["Measured at baseline, 12 weeks and 36 weeks: 1. Visual ability, measured using Massof Activity Inventory (AI) 2. Health…","Measured at baseline, 12 weeks and 36 weeks: 1. Reading ability, measured using Portuguese version of Minnesota Low-Vis…"],"regulatory_context":"Trial registration is not regulatory approval and does not establish that an intervention is available."},"clinical_trial_topics":[{"topic_slug":"vision-aging","is_published":true,"match_reasons":["Source terminology contains: age-related macular degeneration.","Source terminology supplies longevity context: age-related.","Study type is explicitly identified as Interventional."],"matched_fields":["controlled terminology","controlled context","study type"],"relevance_score":60,"intelligence_topics":{"name":"Vision ageing","slug":"vision-aging"}}],"content_sources":{"name":"ISRCTN Registry","homepage_url":"https://www.isrctn.com/"}},"canonical_url":"https://www.immortal.life/trials/87128","automation_disclosure":"Generated automatically from cited source metadata. No scientist, clinician, researcher, editor, or human reviewer evaluates this publication before release."}