{"id":"W1978426087","doi":"10.1177/1352458512465136","title":"Observational studies of treatment effectiveness: useful, useless or somewhere in between?","year":2013,"lang":"en","type":"letter","venue":"Multiple Sclerosis Journal","topic":"Multiple Sclerosis Research Studies","field":"Medicine","cited_by":4,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Manitoba","funders":"","keywords":"Observational study; Multiple sclerosis; Medicine; Internal medicine; Psychiatry","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":["metaresearch"],"consensus_categories":["metaresearch"],"category_scores_codex":[0.215874,0.001492184,0.009015912,0.003774572,0.003227708,0.006722792,0.008825472,0.04090586,0.005849645],"category_scores_gemma":[0.5742312,0.001979965,0.003594164,0.005504441,0.01128845,0.016139,0.004563265,0.0347189,0.002807231],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005267864,"about_ca_system_score_gemma":0.008544367,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005954077,"about_ca_topic_score_gemma":0.0108239,"domain_scores_codex":[0.7767164,0.1652073,0.03228345,0.006146664,0.01780778,0.001838398],"domain_scores_gemma":[0.1881069,0.749612,0.02157451,0.0134781,0.02228561,0.004942859],"domain_codex":null,"domain_gemma":"methods","domain_candidate":"methods","domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"not_applicable","study_design_scores_codex":[0.002453871,0.0002940488,0.02866764,0.008673283,0.00493476,0.002537375,0.001120515,0.0003154049,0.0003022256,0.03057273,0.803875,0.1162531],"study_design_scores_gemma":[0.00837094,0.001100344,0.02529126,0.0304043,0.005705989,0.004849778,0.004415016,0.002143883,0.000700707,0.2147992,0.7013466,0.0008719534],"study_design_candidate":"not_applicable","study_design_consensus":"not_applicable","genre_codex":"commentary","genre_gemma":"commentary","genre_scores_codex":[0.0008559413,0.03983763,0.0008050151,0.9376011,0.01953541,0.00003042227,0.0002728989,0.00002611701,0.001035356],"genre_scores_gemma":[0.01596685,0.02096705,0.003646447,0.8595133,0.09876624,0.0001841379,0.0002170035,0.00004129786,0.000697628],"genre_candidate":"commentary","genre_consensus":"commentary","teacher_disagreement_score":0.784126,"threshold_uncertainty_score":0.966967,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.5150001251313869,"score_gpt":0.4097802727572487,"score_spread":0.1052198523741383,"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."}}