{"type":"trials","record":{"id":42245,"source_id":"clinicaltrials-gov","external_id":"NCT05494775","title":"Effect of Corona Virus on Intravitreal Injections","brief_summary":"During pandemic of corona virus, patients compliance may be affected. We aim to study the factors lead to unregulated visits and its implications on the final visual outcome.","overall_status":"Unknown","phases":[],"study_type":"INTERVENTIONAL","sponsor":"Benha University","enrollment":250,"countries":["Egypt"],"start_date":"2019-02-01","completion_date":"2023-07-30","last_update_date":"2022-08-10","source_url":"https://clinicaltrials.gov/study/NCT05494775","editorial_summary":"A registered study indexed because it matched monitored longevity research terms. Registry status: Unknown. Registration does not establish safety or effectiveness.","first_seen_at":"2026-09-25T01:25:30.378222+00:00","last_seen_at":"2026-09-25T06:20:47.789+00:00","metadata":{"sex":"ALL","acronym":null,"age_range":"30 Years to 80 Years","comparator":"Diabetic macular edema; Wet age related macular edema; Retinal vein occlusion; Myopic choroidal new vascularization","organization":"Benha University","interventions":["Anti-vascular endothelial growth factors (Anti-VEGFs)"],"registry_source":"ClinicalTrials.gov","outcome_measures":["Visual acuity — Baseline and monthly after injection till one year of follow-up","Central subfield thickness — Baseline and monthly after injection till one year of follow-up"],"design_description":"NON RANDOMIZED · PARALLEL · TREATMENT · NONE","source_has_results":false},"controlled_terms":["Diabetic Macular Edema","Age-Related Macular Degeneration","Choroidal Neovascularization","Myopic Choroidal Neovascularisation","Diabetic Retinopathy","Anti-vascular endothelial growth factors (Anti-VEGFs)"],"relevance_confidence":60,"source_quality_score":100,"freshness_score":50,"publication_state":"published","match_explanation":"Source terminology contains: age-related macular degeneration.","quality_checked_at":"2026-09-25T06:20:59.355028+00:00","duplicate_cluster_key":"id:nct05494775","duplicate_of_id":null,"evidence_snapshot":{"status":"structured","version":1,"duration":"2019-02-01 to 2023-07-30","comparator":"Diabetic macular edema; Wet age related macular edema; Retinal vein occlusion; Myopic choroidal new vascularization","confidence":"structured-source","population":"ALL · 30 Years to 80 Years","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":"2026-09-25T06:20:47.940Z","intervention":["Anti-vascular endothelial growth factors (Anti-VEGFs)"],"participants":250,"study_design":"NON RANDOMIZED · PARALLEL · TREATMENT · NONE","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":["Visual acuity — Baseline and monthly after injection till one year of follow-up","Central subfield thickness — Baseline and monthly after injection till one year of follow-up"],"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":"ClinicalTrials.gov","homepage_url":"https://clinicaltrials.gov/"}},"canonical_url":"https://www.immortal.life/trials/42245","automation_disclosure":"Generated automatically from cited source metadata. No scientist, clinician, researcher, editor, or human reviewer evaluates this publication before release."}