{"id":"W2620230902","doi":"10.1021/acs.est.7b00615","title":"Airborne Precursors Predict Maternal Serum Perfluoroalkyl Acid Concentrations","year":2017,"lang":"en","type":"article","venue":"Environmental Science & Technology","topic":"Per- and polyfluoroalkyl substances research","field":"Environmental Science","cited_by":54,"is_retracted":false,"has_abstract":true,"ca_institutions":"BC Centre for Disease Control; Environment and Climate Change Canada; Simon Fraser University; University of Alberta","funders":"National Institute of Environmental Health Sciences; Health Canada; University of British Columbia; British Columbia Environmental and Occupational Health Research Network; U.S. Environmental Protection Agency","keywords":"Perfluorooctanoic acid; Environmental chemistry; Chemistry; Contamination; Population; Air monitoring; Environmental science; Environmental engineering; Environmental health; Biology; Medicine; Ecology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","sts","insufficient_payload"],"consensus_categories":["sts","insufficient_payload"],"category_scores_codex":[0.000487788,0.000285731,0.0002255849,0.0001832626,0.002646495,0.0002580371,0.003111847,0.0002021052,0.008587343],"category_scores_gemma":[0.00008348148,0.0002610558,0.00007131977,0.000396063,0.01078036,0.001419036,0.001688147,0.0004401052,0.00212191],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007399077,"about_ca_system_score_gemma":0.00004868344,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000184909,"about_ca_topic_score_gemma":0.0001621587,"domain_scores_codex":[0.9964522,0.00003365577,0.0002975915,0.0009390421,0.001075267,0.001202214],"domain_scores_gemma":[0.9980322,0.00001261035,0.0001980272,0.001405551,0.000004671968,0.0003469132],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0000123601,0.00009002291,0.6257018,0.000001518179,0.000005675406,0.00002413064,0.0001368246,0.00005329372,0.2249456,0.0003290839,0.0002750779,0.1484245],"study_design_scores_gemma":[0.0003744302,0.000168992,0.7020511,0.0000101367,0.000008241695,0.00005483187,0.0001943662,0.0007794931,0.2722294,0.00075977,0.02308555,0.0002837396],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9750926,0.0007336478,0.0001140152,0.001878252,0.0003038517,0.0003915502,0.00009055241,0.0001542235,0.02124124],"genre_scores_gemma":[0.99662,0.0003541568,0.0007620403,0.000090425,0.00005283148,0.00007533166,0.000005541515,0.00002124373,0.00201844],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1481408,"threshold_uncertainty_score":0.9999841,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008858231241973128,"score_gpt":0.2530130288927698,"score_spread":0.2441547976507967,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}