{"id":"W2738559785","doi":"10.1016/s2352-3018(17)30089-9","title":"Efficacy, safety, and effect on sexual behaviour of on-demand pre-exposure prophylaxis for HIV in men who have sex with men: an observational cohort study","year":2017,"lang":"en","type":"article","venue":"The Lancet HIV","topic":"HIV/AIDS Research and Interventions","field":"Medicine","cited_by":472,"is_retracted":false,"has_abstract":false,"ca_institutions":"Jewish General Hospital; McGill University; Centre Hospitalier de l’Université de Montréal","funders":"Agence Nationale de Recherches sur le Sida et les Hépatites Virales; Canadian HIV Trials Network, Canadian Institutes of Health Research; ViiV Healthcare; Sidaction; Styrelsen för Internationellt Utvecklingssamarbete; Merck; CHIST-ERA; Bill and Melinda Gates Foundation; Pfizer; Gilead Sciences","keywords":"Medicine; Pre-exposure prophylaxis; Emtricitabine; Incidence (geometry); Men who have sex with men; Pill; Cohort; Placebo; Cohort study; Human immunodeficiency virus (HIV); Internal medicine; Viral load; Family medicine; Antiretroviral therapy; Alternative medicine; Syphilis","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":[0.004876623,0.0006175281,0.0009622272,0.0005332977,0.0007750434,0.001175086,0.001318218,0.002193645,0.002158784],"category_scores_gemma":[0.01290809,0.0009496526,0.002546104,0.0008875178,0.0007453482,0.001288208,0.0007993357,0.002670892,0.0004545212],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006951835,"about_ca_system_score_gemma":0.0007441112,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01083484,"about_ca_topic_score_gemma":0.007995619,"domain_scores_codex":[0.9971168,0.001320829,0.000339109,0.0004437371,0.0003893752,0.0003901461],"domain_scores_gemma":[0.9890727,0.003441297,0.00398172,0.001815712,0.0006447971,0.001043634],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.007997572,0.001758318,0.9846926,0.0001153926,0.001943544,0.00006828705,0.0003260015,0.00007373394,0.0003132128,0.00004590999,0.0001947199,0.002470659],"study_design_scores_gemma":[0.0005402336,0.003654037,0.9939451,0.00003909009,0.0008405503,0.00009588685,0.0002490467,0.0002783191,0.00009799341,0.00005280307,0.0001851798,0.00002177913],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984816,0.0006131385,0.00004573138,0.00006521826,0.00001766338,0.00003906978,0.0005108576,0.000002754349,0.000224002],"genre_scores_gemma":[0.9988151,0.0002698933,0.00007593975,0.0000826594,0.00003090807,0.00002878184,0.0004846603,0.000002734382,0.0002092708],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01083484,"threshold_uncertainty_score":0.02579039,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04761986036297421,"score_gpt":0.366325164732513,"score_spread":0.3187053043695388,"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."}}