{"id":"W4414740356","doi":"10.1093/clinchem/hvaf086.331","title":"A-346 Exploring Clinical Decision Making Cutoffs for the Siemens Serum HCG Assays in Pregnancy","year":2025,"lang":"en","type":"article","venue":"Clinical Chemistry","topic":"Statistical Methods in Clinical Trials","field":"Mathematics","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Human chorionic gonadotropin; Pregnancy; Chart; Pregnancy test; Cutoff; Trophoblast; Retrospective cohort study; Gonadotropin","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008753291,0.0003172834,0.000382866,0.003584522,0.0004105573,0.001615167,0.0005719384,0.0004105563,0.001295086],"category_scores_gemma":[0.02445573,0.0002343216,0.0003932844,0.001973544,0.0005208949,0.0005963905,0.0006361785,0.000575934,0.0003852718],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009305204,"about_ca_system_score_gemma":0.0008615428,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002820203,"about_ca_topic_score_gemma":0.002307986,"domain_scores_codex":[0.9944578,0.003653784,0.0008242531,0.0002212879,0.0005893846,0.0002534041],"domain_scores_gemma":[0.9792352,0.01453898,0.003091509,0.000350967,0.00177879,0.001004574],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0004137121,0.00004014442,0.9863147,0.00002683218,0.00001492035,0.000259564,0.0001432973,0.0004428422,0.0002541249,0.0001310997,0.0004513559,0.01150743],"study_design_scores_gemma":[0.00007158156,0.001018394,0.967461,0.0002436379,0.00007861067,0.003114559,0.001836358,0.0195377,0.002203731,0.001086431,0.003304624,0.00004320658],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9913551,0.001613401,0.002508394,0.000609313,0.00005044423,0.00009877669,0.0003562237,0.00005094704,0.003357362],"genre_scores_gemma":[0.9967238,0.0001540663,0.002838785,0.00003707491,0.00001413945,0.00003480319,0.0001214125,0.000003256921,0.0000725742],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008753291,"threshold_uncertainty_score":0.04629236,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.7603317054314243,"score_gpt":0.6529169943358741,"score_spread":0.1074147110955501,"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."}}