{"id":"W3087489569","doi":"10.1111/sifp.12135","title":"Premarital Pregnancy in China: Cohort Trends and Educational Gradients","year":2020,"lang":"en","type":"article","venue":"Studies in Family Planning","topic":"Demographic Trends and Gender Preferences","field":"Social Sciences","cited_by":23,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Fertility; Premarital sex; Pregnancy; Educational attainment; Demography; Family planning; Cohort; Unintended pregnancy; Reproductive health; China; Age at first marriage; National Survey of Family Growth; Population; Medicine; Sociology; Political science; Economic growth; Economics; Biology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001551222,0.0002045853,0.0002748524,0.001258399,0.0008351419,0.0005363469,0.0003894265,0.000267788,0.001156908],"category_scores_gemma":[0.001872716,0.000207366,0.0005121207,0.002111683,0.0003460363,0.0004663797,0.0006405917,0.0004302428,0.0001093113],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009517355,"about_ca_system_score_gemma":0.001829395,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1333468,"about_ca_topic_score_gemma":0.1808176,"domain_scores_codex":[0.9995112,0.00006925801,0.00004602802,0.0001358656,0.00008559354,0.0001521222],"domain_scores_gemma":[0.9987244,0.0001511713,0.0003417247,0.0002026236,0.0002429759,0.0003370881],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002381487,0.000007707636,0.9969855,0.000007688027,0.00004620967,0.00002853715,0.0003181648,0.00003853627,0.00008545301,0.0001138632,0.0001453405,0.002199224],"study_design_scores_gemma":[0.00000114826,0.00001073097,0.9994117,0.000003764466,0.00001129188,0.00001658752,0.0001535892,0.0001577299,0.00001795548,0.00002625595,0.0001869472,0.000002364122],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9978928,0.0005018963,0.000122679,0.0001852154,0.00001043709,0.00001383657,0.0006935264,0.000006947965,0.0005726892],"genre_scores_gemma":[0.9988723,0.0001939467,0.00007180855,0.00004294465,0.000006393735,0.00001090851,0.0005021263,0.000002207438,0.000297264],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1333468,"threshold_uncertainty_score":0.2651412,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1206246647338043,"score_gpt":0.3845485891413291,"score_spread":0.2639239244075249,"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."}}