{"public_id":"cl_d3005fcea1e6affad0820f2aa6be1c88","status":"active","superseded_by_public_id":null,"corpus_id":174807312,"text":"The evidence base for MaioRegen in osteochondral knee defects is limited by the low level of evidence of the included studies and the scarcity of long-term follow-up beyond 24 months.","confidence":0.93,"paper":{"corpus_id":174807312,"title":"MaioRegen Osteochondral Substitute for the Treatment of Knee Defects: A Systematic Review of the Literature","url":"https://sah.borca.ai/papers/174807312"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.93,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_602b5381c8721f922705cddb9cd936b7","name":"follow-up","description":"The period after surgery during which patient outcomes are assessed.","types":["study period"],"url":"https://sah.borca.ai/concepts/co_602b5381c8721f922705cddb9cd936b7"},{"public_id":"co_8fb4b31ccefbc3b729116e1fbea457ad","name":"osteochondral knee defects","description":"Defects involving both cartilage and underlying bone in the knee joint.","types":["condition"],"url":"https://sah.borca.ai/concepts/co_8fb4b31ccefbc3b729116e1fbea457ad"},{"public_id":"co_d3b7e4a81f775d0b53fd54c04d5784a1","name":"low level of evidence","description":"A weak strength-of-evidence rating for the included studies.","types":["evidence quality"],"url":"https://sah.borca.ai/concepts/co_d3b7e4a81f775d0b53fd54c04d5784a1"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_d3005fcea1e6affad0820f2aa6be1c88"}