{"id":"W4225126693","doi":"10.2196/35054","title":"The Effectiveness of Pfizer-BioNTech and Oxford-AstraZeneca Vaccines to Prevent Severe COVID-19 in Costa Rica: Nationwide, Ecological Study of Hospitalization Prevalence","year":2022,"lang":"en","type":"article","venue":"JMIR Public Health and Surveillance","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Vaccination; Medicine; Pediatrics; Observational study; Demography; Internal medicine; Immunology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002600394,0.0002505988,0.0002043954,0.00048451,0.0002604912,0.0004106862,0.0004213985,0.0002421647,0.0004393792],"category_scores_gemma":[0.004058622,0.0001403856,0.0004552521,0.0005328407,0.0002358087,0.0002845999,0.0005363576,0.0002897633,0.0001052124],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001014572,"about_ca_system_score_gemma":0.0006501327,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.04624748,"about_ca_topic_score_gemma":0.03934094,"domain_scores_codex":[0.998441,0.0009075527,0.000149756,0.0001678552,0.0001971282,0.0001367341],"domain_scores_gemma":[0.9973069,0.000533355,0.001352877,0.0003586901,0.0002381481,0.0002100289],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006732027,0.00006276208,0.9971941,0.00002152367,0.0001015418,0.00001223814,0.00009514555,0.000117247,0.00009497529,0.00002410739,0.0001633237,0.002045772],"study_design_scores_gemma":[0.000005542829,0.0000479254,0.9994641,0.000009990669,0.00001928459,0.00002608976,0.00008541517,0.0001764124,0.00002536191,0.000006402241,0.00013225,0.000001294766],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9975768,0.0005515557,0.00009407559,0.0001079255,0.000001834418,0.00002501705,0.0009343193,0.000004482508,0.0007039596],"genre_scores_gemma":[0.9992176,0.0002003433,0.00007307036,0.00004173016,0.000002176943,0.00001781541,0.0003818242,0.00000103017,0.00006444195],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04624748,"threshold_uncertainty_score":0.09195656,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0352808833788265,"score_gpt":0.3726159034918067,"score_spread":0.3373350201129802,"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."}}