{"id":"W2128582971","doi":"10.1093/jnci/dji095","title":"A Randomized Trial of Antioxidant Vitamins to Prevent Second Primary Cancers in Head and Neck Cancer Patients","year":2005,"lang":"en","type":"article","venue":"JNCI Journal of the National Cancer Institute","topic":"Antioxidant Activity and Oxidative Stress","field":"Medicine","cited_by":230,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université Laval; Centre Hospitalier de l’Université de Montréal; Cégep de Chicoutimi; Centre hospitalier universitaire de Québec; Hôpital Maisonneuve-Rosemont; Centre Hospitalier Universitaire de Sherbrooke","funders":"","keywords":"Medicine; Placebo; Head and neck cancer; Hazard ratio; Internal medicine; Vitamin E; Cancer; Radiation therapy; Randomized controlled trial; Incidence (geometry); Gastroenterology; Confidence interval; Surgery; Antioxidant; Pathology","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0006018475,0.0001413254,0.000652087,0.000236511,0.00005760353,0.00001079964,0.0001417907,0.00006255134,0.00007584785],"category_scores_gemma":[0.0003826999,0.0000930127,0.0002056691,0.000279174,0.0001808167,0.0003813929,0.00005375924,0.0002862001,5.358729e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001003966,"about_ca_system_score_gemma":0.001371569,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003261718,"about_ca_topic_score_gemma":0.002645162,"domain_scores_codex":[0.9981092,0.0001072807,0.000694958,0.0001419165,0.0007945917,0.0001520897],"domain_scores_gemma":[0.9985323,0.0001117591,0.0006218241,0.00007016681,0.0005629178,0.0001010548],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"randomized_trial","study_design_scores_codex":[0.9284292,0.002019939,0.02302206,0.0003565068,0.0008819925,0.000009414006,0.001833494,0.005879434,0.01366018,0.0004807198,0.004166487,0.01926059],"study_design_scores_gemma":[0.7128577,0.0004740648,0.2580541,0.001670483,0.0002016331,0.00002248197,0.00002139917,0.0001192316,0.01314275,0.0001267745,0.01313022,0.0001791797],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9934852,0.0006726364,0.00002655815,0.002847122,0.001017413,0.0009374107,0.0001240327,0.000002520874,0.0008871751],"genre_scores_gemma":[0.9965201,0.0006615911,0.0003736585,0.001196073,0.0007568651,0.00004604414,0.00000236629,0.000009195714,0.0004341303],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.235032,"threshold_uncertainty_score":0.3792948,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.030599438862899,"score_gpt":0.3379489658281916,"score_spread":0.3073495269652926,"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."}}