{"type":"trials","record":{"id":41098,"source_id":"clinicaltrials-gov","external_id":"NCT03632122","title":"Subgroups of Older Adults With Back Pain and Multiple Chronic Conditions","brief_summary":"The overall goal of this study is to use the National Health and Aging Trends Study (NHATS) data to gain an understanding of how multiple chronic conditions impact the health outcomes of older adults with back pain.","overall_status":"Completed","phases":[],"study_type":"OBSERVATIONAL","sponsor":"University of Washington","enrollment":8344,"countries":["United States"],"start_date":"2018-07-01","completion_date":"2019-07-31","last_update_date":"2019-08-19","source_url":"https://clinicaltrials.gov/study/NCT03632122","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":"2026-09-25T01:25:26.536053+00:00","last_seen_at":"2026-09-25T06:25:30.723+00:00","metadata":{"sex":"ALL","acronym":null,"age_range":"65 Years","comparator":null,"organization":"University of Washington","interventions":[],"registry_source":"ClinicalTrials.gov","outcome_measures":["Short Physical Performance Battery (SPPB) — 6 years","Rehabilitation Use — 1 year","Walking Capacity — 6 years","Stair Climbing Capacity — 6 years","Falls — 6 years","Gait Speed — 6 years"],"design_description":null,"source_has_results":false},"controlled_terms":["Low Back Pain","Depression","Anxiety","Osteoarthritis"],"relevance_confidence":100,"source_quality_score":100,"freshness_score":50,"publication_state":"published","match_explanation":"Title contains controlled term: multiple chronic conditions.","quality_checked_at":"2026-09-25T06:25:35.871646+00:00","duplicate_cluster_key":"id:nct03632122","duplicate_of_id":null,"evidence_snapshot":{"status":"structured","version":1,"duration":"2018-07-01 to 2019-07-31","comparator":null,"confidence":"structured-source","population":"ALL · 65 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":"2026-09-25T06:25:30.762Z","intervention":[],"participants":8344,"study_design":"OBSERVATIONAL","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":["Short Physical Performance Battery (SPPB) — 6 years","Rehabilitation Use — 1 year","Walking Capacity — 6 years","Stair Climbing Capacity — 6 years","Falls — 6 years","Gait Speed — 6 years"],"regulatory_context":"Trial registration is not regulatory approval and does not establish that an intervention is available."},"clinical_trial_topics":[{"topic_slug":"multimorbidity","is_published":true,"match_reasons":["Title contains controlled term: multiple chronic conditions.","Abstract contains controlled term: multiple chronic conditions.","Title supplies longevity context: older adult.","Study type is explicitly identified as OBSERVATIONAL."],"matched_fields":["title","abstract","title context","study type"],"relevance_score":100,"intelligence_topics":{"name":"Multimorbidity","slug":"multimorbidity"}}],"content_sources":{"name":"ClinicalTrials.gov","homepage_url":"https://clinicaltrials.gov/"}},"canonical_url":"https://www.immortal.life/trials/41098","automation_disclosure":"Generated automatically from cited source metadata. No scientist, clinician, researcher, editor, or human reviewer evaluates this publication before release."}