{"id":"W4408959866","doi":"10.1186/s12905-025-03597-3","title":"Changes in Canadian contraceptive choices: results of a national survey on hormonal contraceptive use","year":2025,"lang":"en","type":"article","venue":"BMC Women s Health","topic":"Reproductive Health and Contraception","field":"Medicine","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"Trinity Western University; Simon Fraser University; Western University","funders":"Natural Sciences and Engineering Research Council of Canada; Canada Research Chairs","keywords":"Medicine; Reproductive medicine; Hormonal contraception; Family planning; Family medicine; Gynecology; Developed country; Population; Research methodology; Environmental health; Pregnancy","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003702412,0.0002001235,0.000632725,0.0007843084,0.0001176488,0.00001570408,0.00008590638,0.0001433333,0.00004284595],"category_scores_gemma":[0.002958718,0.0001879112,0.00004621044,0.0007127777,0.0001113488,0.0001035571,0.00001211591,0.0003561264,0.00001739228],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003010493,"about_ca_system_score_gemma":0.008467607,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.4441077,"about_ca_topic_score_gemma":0.8955326,"domain_scores_codex":[0.9969433,0.0005320904,0.0006736784,0.0005592012,0.0004434549,0.0008483035],"domain_scores_gemma":[0.9973343,0.0008374482,0.0003005512,0.0002876556,0.0006632528,0.0005768131],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.02584254,0.001044092,0.9336631,0.0006348717,0.000141802,0.00001365833,0.007215923,0.0000884257,0.0003530752,0.004760665,0.01192813,0.0143137],"study_design_scores_gemma":[0.005589669,0.001178717,0.9807159,0.0003169941,0.000004070842,0.000002129382,0.000736789,0.0001205962,0.00007310095,0.000123116,0.01102444,0.0001145046],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9839064,0.0003932632,0.00003629546,0.008539637,0.0002492424,0.002104563,0.001168569,0.00002837624,0.003573694],"genre_scores_gemma":[0.9919425,0.0002206097,0.0001254819,0.004845207,0.0001832061,0.0001830266,0.0002798015,0.00001468828,0.002205518],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4514249,"threshold_uncertainty_score":0.9971535,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0719340484642644,"score_gpt":0.3625166672978747,"score_spread":0.2905826188336104,"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."}}