{"public_id":"cl_f627ea54c66bea017fb6465335d08fcc","status":"active","superseded_by_public_id":null,"corpus_id":264912969,"text":"US-derived cardiac volumes are underestimated relative to CMR, with the strongest underestimation seen for end-diastolic volume.","confidence":0.98,"paper":{"corpus_id":264912969,"title":"Comparison of echocardiographic (US) volumetry with cardiac magnetic resonance (CMR) imaging in transfusion dependent thalassemia major (TM)","url":"https://sah.borca.ai/papers/264912969"},"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":0.98,"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_b1109703c1fbcbd46c23a79b5ca71cc5","name":"end-diastolic volume","description":"The ventricular volume at the end of diastole.","types":["cardiac measurement"],"url":"https://sah.borca.ai/concepts/co_b1109703c1fbcbd46c23a79b5ca71cc5"},{"public_id":"co_dca2a9c90c9fc47c483fceb4c777d194","name":"cardiac magnetic resonance","description":"Magnetic resonance imaging used as the cardiac volumetry reference method.","types":["imaging method"],"url":"https://sah.borca.ai/concepts/co_dca2a9c90c9fc47c483fceb4c777d194"},{"public_id":"co_ff2641ffe90cff227de536c4fa23f0e4","name":"US","description":"Echocardiographic ultrasound imaging used here to measure cardiac volumes and function.","types":["imaging method"],"url":"https://sah.borca.ai/concepts/co_ff2641ffe90cff227de536c4fa23f0e4"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_f627ea54c66bea017fb6465335d08fcc"}