{"id":"W1492448000","doi":"10.1002/9780470691922.ch1","title":"Randomized Controlled Trials: The Basics","year":2007,"lang":"en","type":"other","venue":"","topic":"Meta-analysis and systematic reviews","field":"Decision Sciences","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University; University of Toronto; University Health Network","funders":"","keywords":"Randomized controlled trial; Randomization; N of 1 trial; Medicine; Psychological intervention; Computer science; Nursing; Surgery","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":[0.2631829,0.004759085,0.01650986,0.01278061,0.002207561,0.01587655,0.008012463,0.01883076,0.03572823],"category_scores_gemma":[0.4579293,0.005297066,0.005944264,0.01819169,0.01613361,0.01813811,0.006096161,0.02568105,0.03132105],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.006580479,"about_ca_system_score_gemma":0.02145147,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002462549,"about_ca_topic_score_gemma":0.001939347,"domain_scores_codex":[0.6447969,0.2851301,0.0335634,0.007121996,0.02833972,0.001047895],"domain_scores_gemma":[0.4036186,0.5444764,0.01175336,0.02205047,0.01627736,0.001823751],"domain_codex":null,"domain_gemma":"methods","domain_candidate":"methods","domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0002577857,0.0001704633,0.0003270975,0.05388635,0.001212908,0.0001907169,0.0009529219,0.001755527,0.0002409963,0.3739536,0.2523521,0.3146995],"study_design_scores_gemma":[0.0005127688,0.0001707133,0.0003050348,0.03908738,0.0004370578,0.0004964076,0.0001698813,0.001328077,0.0001958428,0.5205546,0.4365949,0.0001473911],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"methods","genre_scores_codex":[0.0002010672,0.4432317,0.3644454,0.1197745,0.02247817,0.009273095,0.005877905,0.002160287,0.03255796],"genre_scores_gemma":[0.006981688,0.3046955,0.5415637,0.06743129,0.02969986,0.03759382,0.002406532,0.00148225,0.008145316],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.7368171,"threshold_uncertainty_score":0.9086267,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.829167154416556,"score_gpt":0.586450061622383,"score_spread":0.242717092794173,"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."}}