{"hq_id":"hq-c-org-000829","name":"Vinylidene chloride (1,1-DCE)","context":"human_adult","timestamp":"2026-08-28T02:55:49.180Z","risk_level":"moderate","risk_profile":{"magnitude":{"mean":0.35,"weightedMean":0.35,"std_dev":0,"confidence_interval_95":[0.35,0.35],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.35,"weight":0.35}]},"confidence":{"mean":0.5,"weightedMean":0.5,"std_dev":0,"confidence_interval_95":[0.5,0.5],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35}]},"recency":{"mean":1,"weightedMean":1,"std_dev":0,"confidence_interval_95":[1,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35}]},"methodology":{"mean":0.7,"weightedMean":0.7,"std_dev":0,"confidence_interval_95":[0.7,0.7],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35}]},"specificity":{"mean":0.92,"weightedMean":0.92,"std_dev":0,"confidence_interval_95":[0.92,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35}]},"consensus":{"exists":false,"strength":0,"disagreement_magnitude":0,"warning":"single_source_warning"}},"interpretation":{"summary":"Single source (HQ_DIRECT, 2026) indicates low to moderate risk.","confidence_note":"Evidence quality varies; interpretation requires caution.","context_note":null,"warning":"single_source_warning"},"sources":[{"id":"src_001","type":"database","title":"PubChem Compound Database","year":2026},{"id":"iarc_71_vinylidene_chloride","type":"regulatory","title":"IARC Monograph Volume 71 — Vinylidene chloride / 1,1-DCE (Group 3)","year":1999},{"id":"epa_vinylidene_chloride_iris","type":"regulatory","title":"EPA IRIS — Vinylidene chloride / 1,1-Dichloroethylene Toxicological Review (hepatic + renal endpoints)","year":2002},{"id":"niosh_vinylidene_chloride_pocket_guide","type":"regulatory","title":"NIOSH Pocket Guide to Chemical Hazards — Vinylidene chloride (CAS 75-35-4)","year":2019},{"id":"osha_vinylidene_chloride_pel","type":"regulatory","title":"OSHA PEL — Vinylidene chloride (29 CFR 1910.1000 Table Z-1)","year":2020},{"id":"atsdr_vinylidene_chloride_tox_profile","type":"regulatory","title":"ATSDR Toxicological Profile — 1,1-Dichloroethene (vinylidene chloride)","year":1994},{"id":"echa_reach_vinylidene_chloride","type":"regulatory","title":"ECHA REACH Dossier — Vinylidene chloride harmonised classification (H225 flammable, H351 carcinogen Cat 2)","year":2020}],"sources_scope":"record","warnings":["single_source_warning"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":1,"db_version":7},"schema":"synthesis","_notice":"ALETHEIA output is reference data, not professional advice. Not a substitute for primary agency sources or qualified professionals. See https://aletheia.holisticquality.io/disclaimer.","_disclaimer_url":"https://aletheia.holisticquality.io/disclaimer","available_contexts":["human_adult","exposure_dermal","exposure_ocular","occupational_exposure","exposure_inhalation","human_teen","human_elderly","human_infant","human_pregnant","exposure_ingestion"]}