{"id":"W2124496403","doi":"10.1158/1055-9965.epi-12-0236","title":"Reproducibility of the Nicotine Metabolite Ratio in Cigarette Smokers","year":2012,"lang":"en","type":"article","venue":"Cancer Epidemiology Biomarkers & Prevention","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":113,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Center for Research Resources; National Institutes of Health; National Cancer Institute; Canadian Institutes of Health Research; National Institute on Drug Abuse; U.S. Public Health Service","keywords":"Saliva; Cotinine; Urine; Chemistry; Metabolite; Nicotine; Reproducibility; Blood plasma; Chromatography; Whole blood; Proton NMR; Internal medicine; Medicine; Biochemistry","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.01074572,0.0003048131,0.0004965741,0.0008105757,0.0003212616,0.0007406443,0.0005882104,0.0005833838,0.0004678401],"category_scores_gemma":[0.01805482,0.0003210124,0.0004458642,0.0004618616,0.0006031831,0.000322012,0.0004775016,0.0004092106,0.0002447653],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002729872,"about_ca_system_score_gemma":0.0001910118,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001629313,"about_ca_topic_score_gemma":0.001672893,"domain_scores_codex":[0.9925169,0.003427239,0.0006191557,0.001386572,0.0018932,0.0001569529],"domain_scores_gemma":[0.9809362,0.009316199,0.003186392,0.002803546,0.003555064,0.0002025416],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001375475,0.0001130361,0.9547313,0.00008981211,0.0007655887,0.00009013551,0.0008714918,0.0004409972,0.02150765,0.00006272162,0.0001637314,0.01978808],"study_design_scores_gemma":[0.00001291799,0.0005994258,0.9880967,0.00001434521,0.0002405476,0.0004538472,0.0001301385,0.001200512,0.008747883,0.00008999097,0.0003946495,0.00001908343],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9945695,0.0007107877,0.003534653,0.00002529445,0.00002322923,0.00004339543,0.0002517164,0.00005827566,0.0007830529],"genre_scores_gemma":[0.9984004,0.00006522857,0.001139625,0.00002283715,0.00001228385,0.00002182765,0.0001876415,0.00001517837,0.0001350252],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01074572,"threshold_uncertainty_score":0.05682945,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09133332446918006,"score_gpt":0.3957059324739283,"score_spread":0.3043726080047482,"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."}}