{"id":"W2055366281","doi":"10.1542/peds.109.3.399","title":"Delayed Childbearing and Its Impact on Population Rate Changes in Lower Birth Weight, Multiple Birth, and Preterm Delivery","year":2002,"lang":"en","type":"article","venue":"PEDIATRICS","topic":"Assisted Reproductive Technology and Twin Pregnancy","field":"Medicine","cited_by":235,"is_retracted":false,"has_abstract":true,"ca_institutions":"Foothills Medical Centre; Alberta Health; University of Alberta; University of Calgary","funders":"","keywords":"Medicine; Low birth weight; Population; Obstetrics; Small for gestational age; Birth weight; Gestational age; Pregnancy; Confounding; Birth rate; Birth certificate; Premature birth; Demography; Pediatrics; Fertility; Environmental health; Internal medicine","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001398192,0.0001621177,0.0002180992,0.0003585362,0.00007716662,0.000009661523,0.00003879035,0.0001834823,0.00003275782],"category_scores_gemma":[0.0002283239,0.0001293103,0.00002968081,0.0003023645,0.00003214282,0.00009582257,0.00005058232,0.0003041016,0.00000918576],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004751345,"about_ca_system_score_gemma":0.000006357201,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002869323,"about_ca_topic_score_gemma":0.00004035716,"domain_scores_codex":[0.9991158,0.00003591343,0.0001534227,0.0003700926,0.0001006563,0.0002240907],"domain_scores_gemma":[0.9995188,0.00008941517,0.00008072332,0.0001976224,0.00003800725,0.00007547881],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002096892,0.0001191048,0.9866498,0.00008823207,0.00002351842,0.00006121909,0.0001849109,0.00001428237,0.0002788928,0.00002925931,0.00004493677,0.01229612],"study_design_scores_gemma":[0.00139048,0.000475162,0.9947301,0.00005905399,0.00005888,0.00005354048,0.00001264642,0.00251273,0.0004077835,0.00008964095,0.00005628717,0.0001537167],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9897143,0.00913259,0.000006300954,0.0003629317,0.000130756,0.0003536244,0.00001418921,0.00009755282,0.0001877869],"genre_scores_gemma":[0.9930202,0.006341342,0.0001027286,0.00006365747,0.0002192035,0.00001274611,0.000009979819,0.00002087348,0.0002093152],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0121424,"threshold_uncertainty_score":0.527312,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01479726235408426,"score_gpt":0.2463692637625041,"score_spread":0.2315720014084199,"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."}}