{"id":"W2622339686","doi":"10.1503/cmaj.161156","title":"Perinatal and maternal morbidity and mortality after attempted operative vaginal delivery at midpelvic station","year":2017,"lang":"en","type":"article","venue":"Canadian Medical Association Journal","topic":"Maternal and Perinatal Health Interventions","field":"Medicine","cited_by":49,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"Canadian Institutes of Health Research; BC Children's Hospital","keywords":"Medicine; Vaginal delivery; Forceps; Obstetrics; Odds ratio; Confidence interval; Maternal death; Population; Pregnancy; Mortality rate; Surgery","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005362171,0.0001837616,0.0001945082,0.0008643933,0.0003508675,0.0007003199,0.0005208649,0.000247439,0.0008862034],"category_scores_gemma":[0.003413486,0.0001634953,0.0004310877,0.0009303254,0.000386059,0.0001761998,0.0005825163,0.0005781009,0.00007428393],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001537705,"about_ca_system_score_gemma":0.001696873,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.06735196,"about_ca_topic_score_gemma":0.07868858,"domain_scores_codex":[0.999401,0.0001119479,0.00006366248,0.00007736378,0.0002055407,0.0001405648],"domain_scores_gemma":[0.9971769,0.0003512821,0.001682578,0.00008903116,0.0002757697,0.0004245106],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002522098,0.000003747474,0.9990735,0.000008778519,0.00002814792,0.00007341281,0.00002503781,0.00002445865,0.00002512337,0.000007097735,0.00003156792,0.0006739463],"study_design_scores_gemma":[9.486358e-7,0.00002054453,0.9994885,0.00001275174,0.00001139872,0.0002704913,0.00009178566,0.00004672224,0.00002008395,0.000008017159,0.0000274847,0.000001328711],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984256,0.0007269953,0.00005034043,0.00005567354,0.000004798405,0.000005905157,0.000388915,0.000002852578,0.0003389975],"genre_scores_gemma":[0.9992996,0.0003492113,0.00004101797,0.00001290501,0.000005799941,0.000002814709,0.0002443475,8.270266e-7,0.00004346548],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.06735196,"threshold_uncertainty_score":0.1339199,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02217037559869435,"score_gpt":0.3344750845704867,"score_spread":0.3123047089717924,"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."}}