{"id":"W2101056172","doi":"10.1093/bja/89.3.466","title":"Epidural analgesia and backache: a randomized controlled comparison with intramuscular meperidine for analgesia during labour","year":2002,"lang":"en","type":"article","venue":"British Journal of Anaesthesia","topic":"Anesthesia and Pain Management","field":"Medicine","cited_by":41,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"Health Service Executive","keywords":"Medicine; Anesthesia; Randomized controlled trial; Pethidine; Incidence (geometry); Bupivacaine; Significant difference; Pain relief; Obstetrics; Analgesic; Surgery; Internal medicine","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":[0.003031316,0.002041374,0.007719377,0.0009815225,0.000737424,0.001533588,0.001983807,0.004105603,0.01123942],"category_scores_gemma":[0.006195887,0.001892919,0.003415589,0.0009449548,0.002621981,0.002042537,0.0008458558,0.004031668,0.001105135],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001411198,"about_ca_system_score_gemma":0.001399839,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002292121,"about_ca_topic_score_gemma":0.003325148,"domain_scores_codex":[0.9967062,0.001845433,0.0003526812,0.0004671892,0.0002713887,0.0003571572],"domain_scores_gemma":[0.9949312,0.002727364,0.001084715,0.000286099,0.0002168492,0.000753746],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"randomized_trial","study_design_scores_codex":[0.9934751,0.001561782,0.0001146792,0.0004801065,0.0005413714,0.00001646085,0.00002525055,0.00005010163,0.0008140917,0.00003140391,0.00005260569,0.002837034],"study_design_scores_gemma":[0.948148,0.04907407,0.001015733,0.00004540252,0.001104328,0.00001459565,0.00002618103,0.0001475007,0.0001981356,0.00004807656,0.000163952,0.00001404468],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9828253,0.01128638,0.0006768029,0.0005577735,0.001269912,0.001768685,0.0004058115,0.00007252996,0.001136825],"genre_scores_gemma":[0.9846562,0.006521851,0.001496767,0.0005486829,0.00164882,0.00241883,0.0003079447,0.00002905357,0.002371801],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01123942,"threshold_uncertainty_score":0,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01124131746928263,"score_gpt":0.2342506571469885,"score_spread":0.2230093396777058,"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."}}