{"id":"W2034928387","doi":"10.1007/s11121-010-0197-y","title":"Individual, Social, and Environmental Factors Associated with Initiating Methamphetamine Injection: Implications for Drug Use and HIV Prevention Strategies","year":2011,"lang":"en","type":"article","venue":"Prevention Science","topic":"HIV, Drug Use, Sexual Risk","field":"Medicine","cited_by":43,"is_retracted":false,"has_abstract":false,"ca_institutions":"BC Centre for Disease Control; St. Paul's Hospital; University of British Columbia","funders":"National Institute on Drug Abuse; Canadian Institutes of Health Research; Public Health Agency","keywords":"Methamphetamine; Medicine; Incidence (geometry); Hazard ratio; Proportional hazards model; Drug injection; Stimulant; Young adult; Health psychology; Internal medicine; Prospective cohort study; Drug; Public health; Demography; Psychiatry; Confidence interval","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008633349,0.0001399832,0.0001798559,0.000171857,0.00057592,0.0001447442,0.00008972237,0.00005646237,0.00002200803],"category_scores_gemma":[0.0003427549,0.0001208869,0.00003570854,0.0003584662,0.0005116056,0.001429186,0.00007515436,0.0001112626,7.65871e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008247775,"about_ca_system_score_gemma":0.0001791632,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000171721,"about_ca_topic_score_gemma":0.00007399752,"domain_scores_codex":[0.9987423,0.00007669374,0.0002531697,0.0003920517,0.0002826637,0.0002530599],"domain_scores_gemma":[0.9992206,0.0001305283,0.0003027871,0.0001364676,0.00008407358,0.0001255684],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0000626855,0.0006859165,0.9189528,0.00007140816,0.0001569241,7.285472e-7,0.0443827,0.000003793472,0.01946221,0.001856608,0.0001086862,0.01425553],"study_design_scores_gemma":[0.0008921831,0.0003385026,0.9626761,0.00006354327,0.0001835596,0.00001102491,0.03155613,0.0001158312,0.002038523,0.001954067,0.0000243714,0.00014616],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9899374,0.00004466112,0.008807217,0.00008987604,0.00002887173,0.0006896258,0.00007384329,0.00005989032,0.0002686271],"genre_scores_gemma":[0.9965569,0.00001439321,0.002634445,0.00002497311,0.00002162866,0.00007970651,0.0001667022,0.00001460837,0.0004866162],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04372329,"threshold_uncertainty_score":0.4929624,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2237666614846748,"score_gpt":0.386936860336082,"score_spread":0.1631701988514073,"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."}}