{"id":"W2127719902","doi":"10.1136/bmj.327.7418.785","title":"Evidence for risk of bias in cluster randomised trials: review of recent trials published in three general medical journals","year":2003,"lang":"en","type":"review","venue":"BMJ","topic":"Meta-analysis and systematic reviews","field":"Decision Sciences","cited_by":362,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University","funders":"Medical Research Council","keywords":"Medicine; Cluster (spacecraft); Clinical trial; Sample size determination; Randomized controlled trial; Cluster randomised controlled trial; Foreknowledge; Attrition; Family medicine; Internal medicine; Statistics","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":"codex-gemma-dda1882f352a","candidate_categories":["metaresearch","metaepi_narrow","metaepi_broad","insufficient_payload"],"consensus_categories":["metaresearch","metaepi_broad"],"category_scores_codex":[0.9443125,0.0008528684,0.08216862,0.002069756,0.00003838217,0.000439245,0.004376174,0.0007364982,0.05564348],"category_scores_gemma":[0.9758216,0.000332524,0.0223959,0.005220322,0.0001000406,0.0003816667,0.0002101288,0.0007356223,0.0001184791],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001356866,"about_ca_system_score_gemma":0.002646458,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003271365,"about_ca_topic_score_gemma":0.0001717225,"domain_scores_codex":[0.1424377,0.6024247,0.2287713,0.002852688,0.02261984,0.0008938227],"domain_scores_gemma":[0.09172688,0.622097,0.265736,0.01233885,0.007291823,0.0008095217],"domain_codex":"methods","domain_gemma":"methods","domain_candidate":"methods","domain_consensus":"methods","study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0001840044,0.00007181383,0.00008375847,0.04518721,0.0007104599,0.000003507541,0.0000154355,0.000002761878,4.367195e-8,0.00003792353,0.2005713,0.7531318],"study_design_scores_gemma":[0.00535179,0.00003732355,0.00001110252,0.2314019,0.005285474,0.00001769071,0.000006988269,0.0001277769,2.546409e-7,0.001332186,0.7561893,0.0002382043],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.000005121121,0.9667658,0.004201715,0.001837122,0.001027153,0.02535052,0.0001128059,0.000001507379,0.0006982546],"genre_scores_gemma":[4.866598e-7,0.9915921,0.004706622,0.0003661344,0.0004667019,0.00212291,0.00002091371,0.00003097035,0.000693147],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.7528936,"threshold_uncertainty_score":0.9999127,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.9649726389842729,"score_gpt":0.6881323119618946,"score_spread":0.2768403270223783,"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."}}