{"hq_id":"hq-c-org-000552","name":"Biphenyl","context":"human_adult","timestamp":"2026-06-17T18:59:40.677Z","risk_level":"moderate","risk_profile":{"magnitude":{"mean":0.30457,"weightedMean":0.30457,"std_dev":0.124937,"confidence_interval_95":[0.25,0.5],"source_positions":[{"source":"EPA CTX / IRIS","year":2021,"value":0.5,"weight":0.30176},{"source":"IARC","year":1987,"value":0.25,"weight":0.41},{"source":"HQ_DIRECT","year":2026,"value":0.2,"weight":0.35}]},"confidence":{"mean":0.714515,"weightedMean":0.714515,"std_dev":0.150427,"confidence_interval_95":[0.82,0.82],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35},{"source":"IARC","year":1987,"value":0.82,"weight":0.41},{"source":"EPA CTX / IRIS","year":2021,"value":0.82,"weight":0.30176}]},"recency":{"mean":0.627305,"weightedMean":0.627305,"std_dev":0.26675,"confidence_interval_95":[0.5,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35},{"source":"IARC","year":1987,"value":0.5,"weight":0.41},{"source":"EPA CTX / IRIS","year":2021,"value":0.368,"weight":0.30176}]},"methodology":{"mean":0.901108,"weightedMean":0.901108,"std_dev":0.141025,"confidence_interval_95":[1,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35},{"source":"IARC","year":1987,"value":1,"weight":0.41},{"source":"EPA CTX / IRIS","year":2021,"value":1,"weight":0.30176}]},"specificity":{"mean":0.806039,"weightedMean":0.806039,"std_dev":0.079914,"confidence_interval_95":[0.92,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35},{"source":"IARC","year":1987,"value":0.75,"weight":0.41},{"source":"EPA CTX / IRIS","year":2021,"value":0.75,"weight":0.30176}]},"consensus":{"exists":false,"strength":0.167087,"disagreement_magnitude":0.307831,"warning":null}},"interpretation":{"summary":"Regulatory agencies show substantial disagreement. EPA CTX / IRIS classifies as higher risk (50th percentile), while HQ_DIRECT concludes lower risk (20th percentile).","confidence_note":"Moderate-quality evidence base. Disagreement reflects methodological and interpretive differences, not data quality issues.","context_note":null,"warning":null},"sources":[],"warnings":["year_inferred:EPA CTX / IRIS:2021","unmapped_classification:EPA CTX / EPA OPP:group d not classifiable as to human carcinogenici","unmapped_classification:EPA CTX / Genetox:genotoxicity: negative (ames: negative, 1 positive","unmapped_classification:EPA CTX / Genetox:genotoxicity: negative (ames: negative, 1 positive"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":3,"db_version":49,"warnings":["year_inferred:EPA CTX / IRIS:2021","unmapped_classification:EPA CTX / EPA OPP:group d not classifiable as to human carcinogenici","unmapped_classification:EPA CTX / Genetox:genotoxicity: negative (ames: negative, 1 positive","unmapped_classification:EPA CTX / Genetox:genotoxicity: negative (ames: negative, 1 positive"]},"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"}