{"id":"W2461332667","doi":"10.1111/anae.13540","title":"Waveform analysis for lumbar epidural needle placement in labour","year":2016,"lang":"en","type":"letter","venue":"Anaesthesia","topic":"Anesthesia and Pain Management","field":"Medicine","cited_by":10,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"","keywords":"Medicine; Tuohy needle; Bupivacaine; Epidural space; Lumbar; Anesthesia; Lidocaine; Catheter; Surgery; Seldinger technique","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001495449,0.0003864316,0.0004413089,0.002241198,0.0002556713,0.0007512244,0.0005808508,0.0004985043,0.003460828],"category_scores_gemma":[0.004597797,0.0001591873,0.0002524516,0.001626367,0.0002779069,0.0005030346,0.0005198209,0.0005389685,0.001276538],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002223693,"about_ca_system_score_gemma":0.0003132594,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006085827,"about_ca_topic_score_gemma":0.0006230812,"domain_scores_codex":[0.9989919,0.0003251295,0.00009606018,0.0001067483,0.0004237582,0.00005635977],"domain_scores_gemma":[0.998491,0.0005863612,0.0003557749,0.0001197869,0.0003532772,0.00009378137],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.003323844,0.0002402694,0.1427837,0.001528614,0.0000923651,0.002996546,0.0006693063,0.0005997065,0.216076,0.00047826,0.001569057,0.6296424],"study_design_scores_gemma":[0.0002049011,0.005957224,0.8012253,0.0008255361,0.0003466279,0.02526114,0.001226454,0.0289478,0.1173521,0.001604897,0.01689743,0.0001505872],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"commentary","genre_scores_codex":[0.753774,0.01965338,0.2100696,0.0004050802,0.0005090762,0.001869422,0.001948816,0.001319914,0.01045068],"genre_scores_gemma":[0.8750138,0.006410014,0.1143019,0.0002367124,0.0002293857,0.000666,0.0009828464,0.0001601239,0.001999253],"genre_candidate":"commentary","genre_consensus":null,"teacher_disagreement_score":0.003460828,"threshold_uncertainty_score":0.01157761,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02056303760893119,"score_gpt":0.2634363725614537,"score_spread":0.2428733349525225,"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."}}