{"id":"W1997754684","doi":"10.1097/aap.0b013e3181faa11c","title":"A Randomized Comparison Between Ultrasound-Guided and Landmark-Based Superficial Cervical Plexus Block","year":2010,"lang":"en","type":"article","venue":"Regional Anesthesia & Pain Medicine","topic":"Anesthesia and Pain Management","field":"Medicine","cited_by":71,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; Montreal General Hospital","funders":"","keywords":"Medicine; Ultrasound; Nerve block; Randomized controlled trial; Anesthesia; Landmark; Anatomical landmark; Plexus; Cervical plexus; Surgery; Ultrasonography; Radiology","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":[0.005822096,0.001142161,0.003992625,0.0005752894,0.0004469702,0.0009759003,0.001126902,0.002225138,0.007176862],"category_scores_gemma":[0.01074187,0.0009088918,0.001229866,0.0005551989,0.001967859,0.001100698,0.00058648,0.001551374,0.000936451],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006253741,"about_ca_system_score_gemma":0.001938165,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005112335,"about_ca_topic_score_gemma":0.0008250806,"domain_scores_codex":[0.9941157,0.003871058,0.0005604147,0.0006408797,0.0005321104,0.0002797847],"domain_scores_gemma":[0.99117,0.004564979,0.002008141,0.0007522262,0.0006226458,0.0008818721],"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":[0.9834203,0.005263106,0.0004122233,0.0003646486,0.0003244384,0.00001667132,0.00004008793,0.0001533015,0.001365264,0.00008846582,0.0001143798,0.008437247],"study_design_scores_gemma":[0.8503179,0.1473077,0.0009971382,0.00004068582,0.0003476403,0.0000197113,0.00001533085,0.0003135258,0.0003129497,0.00009797621,0.000215054,0.00001441481],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9875629,0.00221518,0.002133477,0.0002266485,0.0006032893,0.006004063,0.0002992337,0.00008372963,0.0008715447],"genre_scores_gemma":[0.9814245,0.001338248,0.006190103,0.0004791316,0.0006139512,0.008660243,0.0002732204,0.00002127744,0.0009994168],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007176862,"threshold_uncertainty_score":0.03079051,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03191379288536438,"score_gpt":0.2931512159419528,"score_spread":0.2612374230565884,"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."}}