{"id":"W7117610988","doi":"10.1097/cxa.0000000000000255","title":"Stimulant Use and Depressive Symptoms: Associations with Severity, Symptom Clusters, and Substance Type","year":2025,"lang":"en","type":"article","venue":"The Canadian Journal of Addiction","topic":"Substance Abuse Treatment and Outcomes","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Public Health Ontario; University of Toronto; St. Michael's Hospital","funders":"","keywords":"Stimulant; Odds; Odds ratio; Depressive symptoms; Depression (economics); Logistic regression; Major depressive disorder; Methamphetamine","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00009377788,0.00007403429,0.0001507241,0.0001344672,0.0002128253,0.00005529941,0.00003303509,0.00004282107,0.0000114888],"category_scores_gemma":[0.00006532543,0.00004553188,0.00002114832,0.0001681924,0.00008331973,0.0001690289,0.000002888058,0.0001370439,5.592167e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002174767,"about_ca_system_score_gemma":0.0003926295,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001243899,"about_ca_topic_score_gemma":0.1063965,"domain_scores_codex":[0.9995625,0.00003009658,0.0001270666,0.00006552541,0.00009837346,0.0001164106],"domain_scores_gemma":[0.9993333,0.0001304434,0.0001045623,0.00008437244,0.0002033827,0.0001439355],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001244893,0.000006586926,0.9953006,0.000003260291,0.0003828867,0.00006370673,0.001060147,0.00002306734,0.00001450595,0.0001638693,0.001411737,0.001445146],"study_design_scores_gemma":[0.001661248,0.0001789539,0.9959432,0.0002690002,0.0005723877,0.0002001713,0.0001964752,0.0001076298,0.00006226996,0.0001110294,0.0006472062,0.00005038818],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9960867,0.002112302,0.00004646072,0.001322971,0.0001420752,0.0001241627,0.000007180146,0.000006122721,0.0001520002],"genre_scores_gemma":[0.9987587,0.00023155,0.00007029677,0.0004040196,0.00004365045,0.000001079473,0.000005949996,0.000005986815,0.0004788197],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1051526,"threshold_uncertainty_score":0.9099094,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01539011215073552,"score_gpt":0.2437083520338489,"score_spread":0.2283182398831134,"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."}}