{"id":"W2196792995","doi":"10.1016/j.jacc.2009.04.010","title":"Analysis Methods for Observational Studies","year":2009,"lang":"en","type":"letter","venue":"Journal of the American College of Cardiology","topic":"Cardiac Health and Mental Health","field":"Medicine","cited_by":6,"is_retracted":false,"has_abstract":false,"ca_institutions":"St. Michael's Hospital; Health Sciences Centre; University of Toronto; Institute for Clinical Evaluative Sciences; Toronto Rehabilitation Institute; Sunnybrook Health Science Centre","funders":"","keywords":"Medicine; Observational study; Intensive care medicine; Medical physics; 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":["metaresearch"],"consensus_categories":[],"category_scores_codex":[0.2304508,0.003409527,0.009808853,0.007208297,0.00216015,0.005162522,0.005539101,0.00533743,0.03605337],"category_scores_gemma":[0.5579923,0.003593385,0.01304211,0.008759433,0.003359718,0.003859468,0.005287249,0.009726174,0.005983695],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002524076,"about_ca_system_score_gemma":0.006716023,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003282693,"about_ca_topic_score_gemma":0.002741223,"domain_scores_codex":[0.4838331,0.4538644,0.02590757,0.02288698,0.011878,0.001629861],"domain_scores_gemma":[0.2238981,0.6866208,0.02153669,0.05788634,0.008940076,0.001118066],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.004547382,0.0003802787,0.03318415,0.03517856,0.06247095,0.0009967384,0.002053079,0.008144345,0.0008913311,0.1539102,0.1687076,0.5295354],"study_design_scores_gemma":[0.009315372,0.001767518,0.03726045,0.01349811,0.02246721,0.001841114,0.001284764,0.1072573,0.00245432,0.6103426,0.1917809,0.0007304812],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"commentary","genre_scores_codex":[0.002670181,0.009692295,0.9639333,0.003832493,0.004019195,0.004231313,0.006507312,0.002991193,0.0021226],"genre_scores_gemma":[0.06028884,0.003495397,0.8759968,0.004046758,0.002559656,0.04286107,0.004707053,0.002271713,0.003772764],"genre_candidate":"commentary","genre_consensus":null,"teacher_disagreement_score":0.2304508,"threshold_uncertainty_score":0.9489911,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1090925605387225,"score_gpt":0.4709036529718124,"score_spread":0.3618110924330898,"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."}}