{"id":"W4406943768","doi":"10.1016/j.socscimed.2025.117772","title":"The effect of cigarette prices on smoking cessation in South Africa using duration analysis: 1970–2017","year":2025,"lang":"en","type":"article","venue":"Social Science & Medicine","topic":"Air Quality and Health Impacts","field":"Environmental Science","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"African Capacity Building Foundation; International Development Research Centre; Bill and Melinda Gates Foundation","keywords":"Duration (music); Smoking cessation; Medicine; Cigarette smoking; Demography; Environmental health; Sociology; Internal medicine; Art","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001197752,0.0001657744,0.0002310828,0.0009067562,0.0003261903,0.0006668971,0.0002768853,0.0002464332,0.0030052],"category_scores_gemma":[0.005771654,0.0001599778,0.0007153221,0.00161351,0.0003191726,0.0006855096,0.0008223205,0.0006955055,0.0001865508],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007374251,"about_ca_system_score_gemma":0.0007132667,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.06312549,"about_ca_topic_score_gemma":0.05408058,"domain_scores_codex":[0.9995023,0.0001598797,0.00003966519,0.00009545924,0.00007978771,0.0001228867],"domain_scores_gemma":[0.9978605,0.000739607,0.0009645076,0.00009940856,0.0001596978,0.0001762307],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002019448,0.00003312264,0.9909366,0.0000651704,0.0002495908,0.0001030758,0.0006261549,0.0005182464,0.0004117679,0.0003551808,0.0002261407,0.006273091],"study_design_scores_gemma":[0.000004202031,0.00002957013,0.9976485,0.00002918463,0.00006738064,0.00004613644,0.0004868133,0.0007317055,0.0001346071,0.00009264759,0.0007247,0.000004495799],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973341,0.0004027446,0.000338332,0.0001609717,0.000007906263,0.00001129083,0.00101704,0.00000204863,0.0007255569],"genre_scores_gemma":[0.9986041,0.0002386531,0.0001334716,0.00002042929,0.00001255122,0.00001220053,0.0006738214,0.000002944595,0.0003017393],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.06312549,"threshold_uncertainty_score":0.1255161,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04169534722287101,"score_gpt":0.3649666169525302,"score_spread":0.3232712697296592,"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."}}