{"id":"W3012274226","doi":"10.1186/s13643-020-01305-w","title":"Journal impact factor, trial effect size, and methodological quality appear scantly related: a systematic review and meta-analysis","year":2020,"lang":"en","type":"review","venue":"Systematic Reviews","topic":"Meta-analysis and systematic reviews","field":"Decision Sciences","cited_by":35,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University; Ottawa Hospital; University of Ottawa; Montfort Hospital","funders":"Queen's University","keywords":"Impact factor; Medicine; Systematic review; Blinding; Meta-analysis; Sample size determination; Publication bias; Randomized controlled trial; Systematic sampling; MEDLINE; Statistics; Family medicine; Internal medicine; Pathology","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_narrow","metaepi_broad","scholarly_communication","open_science","research_integrity","insufficient_payload"],"consensus_categories":["metaresearch","metaepi_narrow","metaepi_broad","insufficient_payload"],"category_scores_codex":[0.6810862,0.004526224,0.3042894,0.001667054,0.000591303,0.005181377,0.006186063,0.001177701,0.01458283],"category_scores_gemma":[0.6016566,0.001401437,0.1094515,0.009826416,0.0002820607,0.000634066,0.0009160539,0.002370979,0.004657016],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000342189,"about_ca_system_score_gemma":0.0004062007,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001511058,"about_ca_topic_score_gemma":0.000006514397,"domain_scores_codex":[0.3958188,0.4959207,0.09336528,0.003990815,0.00994084,0.0009635224],"domain_scores_gemma":[0.6611199,0.1787927,0.1415252,0.01456253,0.001826971,0.002172722],"domain_codex":"methods","domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"systematic_review","study_design_gemma":"meta_analysis","study_design_scores_codex":[0.00001733665,0.00003053752,0.000001247186,0.7656187,0.2289926,0.00003341492,0.00009953255,1.815278e-7,2.322681e-8,0.00006255028,0.001552844,0.003591027],"study_design_scores_gemma":[0.0007717686,0.0002893505,8.605751e-7,0.1766524,0.7294969,0.001131157,0.00003550068,0.0000220721,5.012093e-9,0.0001738725,0.09047844,0.0009476916],"study_design_candidate":"meta_analysis","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.000001456604,0.9058526,0.00186096,0.0002451649,0.0002630951,0.09123787,0.0002100023,0.00002914252,0.0002997209],"genre_scores_gemma":[0.00001020975,0.9850981,0.00207968,0.0003999202,0.0001338836,0.008052536,0.00002736297,0.0001210959,0.00407719],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.5889663,"threshold_uncertainty_score":0.9999306,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.9140518313691507,"score_gpt":0.6588662393917551,"score_spread":0.2551855919773955,"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."}}