{"id":"W150253397","doi":"10.1155/2008/165421","title":"A Randomized, Double‐Blind, Crossover Comparison of the Efficacy and Safety of Oral Controlled‐Release Tramadol and Placebo in Patients with Painful Osteoarthritis","year":2008,"lang":"en","type":"article","venue":"Pain Research and Management","topic":"Veterinary Pharmacology and Anesthesia","field":"Veterinary","cited_by":44,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ottawa Hospital; Purdue Pharma (Canada); Arthritis Research Centre of Canada; Research Canada; Canadian Rheumatology Association","funders":"Purdue Pharma; McMaster University","keywords":"Tramadol; Medicine; Osteoarthritis; Placebo; Analgesic; Crossover study; Anesthesia; Visual analogue scale; Randomized controlled trial; Tramadol Hydrochloride; Internal medicine","routes":{"ca_aff":true,"ca_fund":true,"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":[0.003031492,0.0001414926,0.0005749775,0.0001520761,0.0002088137,0.0000183729,0.0001260895,0.00005426817,0.00003160386],"category_scores_gemma":[0.00007773223,0.00009079149,0.00004363203,0.0001620838,0.001074341,0.00007747135,0.0002002208,0.0002224711,0.000001593668],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001425873,"about_ca_system_score_gemma":0.00001669195,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006444716,"about_ca_topic_score_gemma":0.0000245108,"domain_scores_codex":[0.9973176,0.001401145,0.0003797688,0.0002549076,0.000345332,0.000301324],"domain_scores_gemma":[0.9986593,0.0009016231,0.0001057214,0.000175409,0.00006986842,0.00008814775],"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":[0.8963837,0.0006809394,0.09606937,0.0002934633,0.000157295,0.0001137912,0.000804368,0.00001357175,0.0000254546,0.0002860727,0.0002529408,0.004919008],"study_design_scores_gemma":[0.836431,0.003442804,0.1577738,0.0001822458,0.00004544751,0.00001695263,0.0003516565,0.0005128223,0.00002078517,0.00005927148,0.001039047,0.0001241895],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.994684,0.0004755336,0.00002536621,0.0002404978,0.0000133765,0.003938437,0.000007321188,0.000007104173,0.0006083167],"genre_scores_gemma":[0.9990523,0.0003941814,0.00008258366,0.00005400304,0.000006488258,0.0002163485,0.000004656476,0.00001030016,0.0001791309],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.06170442,"threshold_uncertainty_score":0.3958456,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07782199414663847,"score_gpt":0.3698834635175623,"score_spread":0.2920614693709238,"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."}}