{"id":"W2144476291","doi":"10.1016/j.jclinepi.2012.10.005","title":"Randomized trials published in higher vs. lower impact journals differ in design, conduct, and analysis","year":2013,"lang":"en","type":"article","venue":"Journal of Clinical Epidemiology","topic":"Meta-analysis and systematic reviews","field":"Decision Sciences","cited_by":84,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Manitoba; University of Toronto; SickKids Foundation; Institute for Clinical Evaluative Sciences; Hospital for Sick Children; McMaster University","funders":"Canadian Institutes of Health Research","keywords":"Blinding; Medicine; Randomized controlled trial; Subgroup analysis; MEDLINE; Publication bias; Impact factor; Meta-analysis; Family medicine; Internal medicine","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaresearch","metaepi_broad","insufficient_payload"],"consensus_categories":["metaresearch","metaepi_broad"],"category_scores_codex":[0.9225211,0.0004555127,0.06827591,0.002757766,0.00003935648,0.0005740749,0.001727518,0.0006122997,0.08117769],"category_scores_gemma":[0.9490646,0.000159107,0.01809221,0.0027744,0.0003958276,0.0009366599,0.0001372461,0.001516961,0.0002550687],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005219335,"about_ca_system_score_gemma":0.0002183774,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00008571731,"about_ca_topic_score_gemma":0.00003026345,"domain_scores_codex":[0.1678869,0.6743545,0.1526106,0.0012714,0.003074424,0.0008021938],"domain_scores_gemma":[0.02179026,0.8819968,0.08982922,0.002343313,0.002991677,0.001048755],"domain_codex":"methods","domain_gemma":"methods","domain_candidate":"methods","domain_consensus":"methods","study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.01004076,0.0002384007,0.8828084,0.000008488475,0.00451674,0.00003695942,0.00005931208,0.001319341,0.00001107955,0.0002727226,0.09206929,0.008618525],"study_design_scores_gemma":[0.0391393,0.0002728044,0.8282337,0.0000570633,0.001825452,0.0000312894,0.00003317071,0.01204354,5.224275e-7,0.1165791,0.001622119,0.0001619573],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9063969,0.005879323,0.04167046,0.04275287,0.001515101,0.001346482,0.000004612343,0.000001682818,0.0004325845],"genre_scores_gemma":[0.9808489,0.001417203,0.01238495,0.003646415,0.0004934155,0.00002794456,0.000001296913,0.00001147882,0.001168393],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2076423,"threshold_uncertainty_score":0.9917414,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.9620847292114143,"score_gpt":0.7100508573792077,"score_spread":0.2520338718322066,"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."}}