{"id":"W2051381938","doi":"10.1136/bmj.b1378","title":"School policies to increase physical activity unlikely to reduce obesity, study warns","year":2009,"lang":"en","type":"article","venue":"BMJ","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Obesity; Physical activity; Computer science; Medicine; Data science; Medical education; Physical therapy; Internal medicine","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.04277561,0.0007732383,0.002515723,0.001176188,0.001579216,0.003154075,0.002193073,0.003852702,0.009742321],"category_scores_gemma":[0.1296469,0.0006090602,0.008261004,0.001959866,0.00217581,0.001518874,0.001187253,0.004468745,0.0007189178],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00690361,"about_ca_system_score_gemma":0.02301743,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.2276077,"about_ca_topic_score_gemma":0.4448562,"domain_scores_codex":[0.9704232,0.01923849,0.002610407,0.002186149,0.004413625,0.001128122],"domain_scores_gemma":[0.902406,0.06208046,0.01629862,0.005576575,0.009909656,0.003728788],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.05636717,0.001115177,0.104696,0.04992794,0.2739209,0.0004443201,0.002281727,0.001518893,0.001661551,0.0281061,0.2059694,0.2739909],"study_design_scores_gemma":[0.04325696,0.006716218,0.2130184,0.03227159,0.4216359,0.0003370342,0.002078503,0.001861399,0.003350358,0.01584599,0.2593702,0.0002573914],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"commentary","genre_gemma":"empirical","genre_scores_codex":[0.1716084,0.3529603,0.006022898,0.3606072,0.02273447,0.002008758,0.01909121,0.0003170026,0.06464974],"genre_scores_gemma":[0.7566836,0.05701878,0.006428191,0.1626392,0.005771287,0.0008797346,0.003048017,0.000151153,0.007380019],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.2276077,"threshold_uncertainty_score":0.4525657,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03064828258556209,"score_gpt":0.3659145811069013,"score_spread":0.3352662985213392,"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."}}