{"id":"W2922513054","doi":"10.1136/bmjopen-2018-024362","title":"Coital frequency and condom use in age-disparate partnerships involving women aged 15 to 24: evidence from a cross-sectional study in KwaZulu-Natal, South Africa","year":2019,"lang":"en","type":"article","venue":"BMJ Open","topic":"Adolescent Sexual and Reproductive Health","field":"Health Professions","cited_by":24,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University","funders":"South African Agency for Science and Technology Advancement; Inyuvesi Yakwazulu-Natali; National Institutes of Health; Eunice Kennedy Shriver National Institute of Child Health and Human Development; Centers for Disease Control and Prevention; National Research Foundation","keywords":"Medicine; Cross-sectional study; Public health; Reproductive medicine; Condom; Epidemiology; Family medicine; Gerontology; Demography; Environmental health; Nursing; Pregnancy; Human immunodeficiency virus (HIV)","routes":{"ca_aff":true,"ca_fund":false,"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":[0.002321209,0.0004439752,0.0006565896,0.001825165,0.0008213772,0.0008738543,0.0007710555,0.0004762266,0.001669066],"category_scores_gemma":[0.01143551,0.0006903642,0.0007379801,0.002768195,0.0006910099,0.0009530059,0.0009927796,0.0003762587,0.0002278818],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004711705,"about_ca_system_score_gemma":0.0007215888,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02717421,"about_ca_topic_score_gemma":0.0395055,"domain_scores_codex":[0.9980387,0.000903315,0.0002683187,0.0002328876,0.0003134371,0.0002433889],"domain_scores_gemma":[0.994762,0.001358064,0.002909811,0.0002106419,0.0004200247,0.0003394568],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006271766,0.00004551638,0.9953342,0.0001976308,0.0001613957,0.0001468992,0.001721348,0.0000124179,0.0001044716,0.00002139034,0.00004786699,0.00214423],"study_design_scores_gemma":[0.00000781075,0.00009948757,0.9969826,0.0001614438,0.0001018151,0.0002454066,0.002078947,0.00003007752,0.00002619568,0.00001149743,0.0002499115,0.000004723974],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9962119,0.002951624,0.00007137912,0.00009035161,0.000008605225,0.00003418898,0.0002779371,0.000001272896,0.0003528142],"genre_scores_gemma":[0.9983741,0.00132507,0.00007498798,0.00003275208,0.000005851769,0.00003358484,0.0001011408,8.263772e-7,0.00005170376],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02717421,"threshold_uncertainty_score":0.05403209,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.5394040519487836,"score_gpt":0.526153563995269,"score_spread":0.01325048795351458,"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."}}