{"citations":{"source_mix":{"company_owned":31,"independent":11,"unclear":1},"sources_referenced_by_questions":0,"support_mix":{"direct":32,"partial":11},"total_sources":43,"unique_domain_count":20},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Standing Stairlifts","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"final_consensus_rank","qualifier":"Standing & Semi-Standing Stair Travel","subject":"Stannah Sadler","unit":"rank","value":1},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Stannah Sadler","unit":"platforms","value":7},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["grok","google"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Stannah Sadler","unit":"platforms","value":2},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","perplexity","kimi"],"predicate":"fit_rating_count","qualifier":"good","subject":"Stannah Sadler","unit":"platforms","value":4},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Stannah Sadler","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":1.1428571428571428,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":1,"name":"Stannah Sadler","platform_mentions":7,"platform_share":1}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/stairlifts/standing-semi-standing-stair-travel/stannah-sadler.json","page_url":"https://aginginplaceindex.com/stairlifts/standing-semi-standing-stair-travel/stannah-sadler","report_type":"fit_review","study_id":"AIPI-STUDY-B5C74A3E7918","title":"Stannah Sadler Review for Standing & Semi-Standing Stair Travel"},"limitations":["Use the run researchdate as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.","All included platforms evaluated fit, but platformmentions counts only platforms that named the entity during ranking discovery.","Do not resolve conflicting product names, pricing, or capabilities by guessing; describe the conflict and tell buyers what to verify.","The supplied URLs were collected from platform responses and were not independently validated by the writer stage.","Company-owned citations materially outnumber independent citations; do not describe company claims as independently verified.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","Citations are platform-reported evidence, not independently verified facts. No-search model claims require explicit verification before being described as current facts."],"methodology":{"fit_rating_contract":["strong","good","mixed","weak","uncertain"],"included_valid_platform_count":7,"maximum_finalists":10,"minimum_mentions":2,"name":"Aging in Place Index cross-platform AI consensus analysis","platforms_included":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"platforms_queried":["openai","anthropic","deepseek","grok","perplexity","kimi","google"],"stages":["ranking_discovery","fit_assessment","normalization","editorial_synthesis"],"version":"alias-table-1"},"provenance":{"generated_at":"2026-09-27 12:50:06.276224+00","research_date":"2026-09-27","source_snapshot_sha256":"ee2fe010365dbba49d04a2c7c04982c345d6478a53f8d352f8a88b0210628c91","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":11,"qualified_finalists":4,"ranking_unit":"Standing stairlift model and manufacturer"},"schema_version":4,"summary":"The Stannah Sadler is a good fit for buyers who struggle to bend their knees or sit fully but can safely ride in a supported, near-standing perch position. All seven platforms that named it in the ranking stage placed it in their standing stairlift results, with an average listed rank of 1.14 and a best rank of 1. Its strongest advantage is a purpose-built saddle-style perch seat with adjustable height, a non-slip surface, and a seat-belt interlock. The main limitation is that the Sadler is not a true stand-on lift: Stannah's own manual states it is not designed to be used as a stand-on…","target_buyer":"Users who struggle to bend their knees or sit fully but can safely ride in a supported standing or semi-seated position","topic":{"base_category":"Stairlifts","category_criteria":["Standing support design","perch seat stability","safety harness or grab bar quality","minimum stair width","obstruction sensors","ride smoothness","weight capacity"],"geography":"United States","slug":"best-standing-stairlifts","title":"Best Standing Stairlifts","use_case":"Standing & Semi-Standing Stair Travel"}}