{"id":"W2418456403","doi":"10.1136/bmjopen-2016-011045","title":"Estimating the number of quit attempts it takes to quit smoking successfully in a longitudinal cohort of smokers","year":2016,"lang":"en","type":"article","venue":"BMJ Open","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":468,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ontario Tobacco Research Unit; Public Health Ontario; University of Toronto","funders":"Canadian Cancer Society Research Institute","keywords":"Quit smoking; Medicine; Recall; Smoking cessation; Cohort; Demography; Longitudinal study; Recall bias; Cohort study; Psychology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001561649,0.000114007,0.0003589574,0.00007108171,0.00004410195,0.00002861394,0.0003605873,0.00006496701,0.0005700204],"category_scores_gemma":[0.0004261049,0.00006774331,0.00005670059,0.0002764175,0.00007297143,0.0001724906,0.0001633015,0.00008696387,0.000007780924],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008907136,"about_ca_system_score_gemma":0.0001437049,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002548533,"about_ca_topic_score_gemma":0.0002922577,"domain_scores_codex":[0.9985091,0.00006517377,0.0005075437,0.0002360326,0.000484967,0.0001971608],"domain_scores_gemma":[0.9989414,0.0001563152,0.0002509231,0.0004545243,0.0001400048,0.00005682452],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001722004,0.00006000944,0.9919226,0.00008436685,0.00003677409,0.00001319135,0.001029312,0.00001339288,0.001448117,0.00009834488,0.0006358015,0.004485845],"study_design_scores_gemma":[0.001109356,0.00006102399,0.9920151,0.001967686,0.00010498,0.00003325882,0.0004198006,0.00002186775,0.004038866,0.00005907155,0.00006839936,0.0001005933],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9898898,0.000003028331,0.0002583523,0.002583649,0.0001344905,0.002350596,0.000008034713,0.000009815366,0.004762228],"genre_scores_gemma":[0.9984679,6.485449e-7,0.0005152681,0.0001824666,0.00006433621,0.0003190081,0.000004698418,0.00001733761,0.0004282933],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008578137,"threshold_uncertainty_score":0.6241323,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1052357380929962,"score_gpt":0.4410336858592537,"score_spread":0.3357979477662575,"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."}}