{"id":"W4386170125","doi":"10.1016/j.jogc.2023.102199","title":"Validation of Ultrasound Dating Protocols Using Data From Twins Conceived Through In Vitro Fertilization in Nova Scotia: A Retrospective Cohort Study","year":2023,"lang":"en","type":"article","venue":"Journal of Obstetrics and Gynaecology Canada","topic":"Assisted Reproductive Technology and Twin Pregnancy","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":false,"ca_institutions":"Dalhousie University","funders":"Faculty of Medicine, Dalhousie University; UNC Department of Obstetrics and Gynecology; Dalhousie Medical Research Foundation","keywords":"Medicine; Nova scotia; In vitro fertilisation; Cohort; Retrospective cohort study; Human fertilization; Cohort study; Obstetrics; Gynecology; Pregnancy; Surgery; Internal medicine; Archaeology; Genetics; Anatomy","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":true,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaresearch"],"consensus_categories":[],"category_scores_codex":[0.0006848648,0.0001114127,0.000566414,0.0003672822,0.00004164539,0.000007386519,0.0001721844,0.0001401191,0.00004138182],"category_scores_gemma":[0.01160395,0.00010091,0.00001886401,0.001375318,0.0000896629,0.0002105561,0.00009669842,0.0004568942,1.842106e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008883521,"about_ca_system_score_gemma":0.001004845,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.03592317,"about_ca_topic_score_gemma":0.02652112,"domain_scores_codex":[0.9983822,0.0001349573,0.0007059425,0.0003052071,0.0002983744,0.0001732984],"domain_scores_gemma":[0.9977741,0.000920154,0.0006145842,0.0003361362,0.0003196223,0.00003544093],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00003461618,0.0002253947,0.9951285,0.00002614491,0.0001334745,0.0005364455,0.0002604299,0.0001080685,0.002748494,0.000005816354,0.00003899273,0.0007536063],"study_design_scores_gemma":[0.003049048,0.000276877,0.9908804,0.00006604758,0.0001023223,0.00002038794,0.00156873,0.0003562082,0.003345087,0.0002515571,0.000008498871,0.000074841],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9953877,0.0002675147,0.00009073782,0.00005804785,0.001007631,0.00304736,0.00004194604,0.000006342344,0.00009266845],"genre_scores_gemma":[0.9992473,0.00001405986,0.0006066401,0.00002035354,0.00001638477,0.00002401151,0.00005422392,0.00001058291,0.000006431741],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01091909,"threshold_uncertainty_score":0.9967217,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06368624835028122,"score_gpt":0.333975368663979,"score_spread":0.2702891203136978,"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."}}