{"id":"W2100154191","doi":"10.1016/j.contraception.2009.05.021","title":"Women seeking abortion underreport gestational age by an average of 1 week based on last menstrual period compared to ultrasound dating","year":2009,"lang":"en","type":"article","venue":"Contraception","topic":"Reproductive Health and Contraception","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of British Columbia","funders":"","keywords":"Medicine; Abortion; Obstetrics; Gestational age; Gestational period; Menstrual period; Gynecology; Ultrasound; Gestation; Pregnancy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0006740278,0.000190358,0.0003554721,0.0001625689,0.0001552903,0.00003918132,0.00005626181,0.00009928904,0.0002570534],"category_scores_gemma":[0.0003089489,0.0001952973,0.00005605612,0.0002136993,0.00004836238,0.0002467275,0.000003867133,0.0002063681,0.00001866623],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003607171,"about_ca_system_score_gemma":0.0001605563,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002368261,"about_ca_topic_score_gemma":0.00001605498,"domain_scores_codex":[0.9979436,0.0001174707,0.0005746838,0.0004891642,0.0005181545,0.0003568794],"domain_scores_gemma":[0.9987523,0.00006957899,0.00029854,0.0003351732,0.0002668926,0.0002775132],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.001955125,0.001146021,0.01132595,0.00007739416,0.00002529004,0.0000342204,0.002619676,0.00419534,0.9257622,0.0001705089,0.0006871733,0.05200113],"study_design_scores_gemma":[0.003034267,0.002906872,0.9778926,0.0001725387,0.00003784738,0.00006218639,0.001425872,0.009648847,0.003391785,0.0001748899,0.0009912038,0.0002611399],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9622254,0.00002318358,0.03478288,0.000797653,0.0001494189,0.0008092517,0.00003237016,0.00008713809,0.001092653],"genre_scores_gemma":[0.9963533,0.000006469541,0.00123388,0.001044143,0.0003496491,0.0000522532,0.0007847791,0.00001902675,0.0001565379],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9665666,"threshold_uncertainty_score":0.7963992,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02858434967975926,"score_gpt":0.3094886278372841,"score_spread":0.2809042781575249,"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."}}