{"id":"W4212836161","doi":"10.2196/preprints.37328","title":"The Efficacy of a Brief, Altruism-Eliciting Video Intervention in Enhancing COVID-19 Vaccination Intentions Among a Population-Based Sample of Younger Adults: Randomized Controlled Trial (Preprint)","year":2022,"lang":"en","type":"preprint","venue":"","topic":"Vaccine Coverage and Hesitancy","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Randomized controlled trial; Vaccination; McNemar's test; Medicine; Population; Intervention (counseling); Family medicine; Nursing; Environmental health; Internal medicine; Virology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.001986721,0.001144574,0.001612925,0.0004772504,0.0008783759,0.0008038305,0.0009222628,0.002457842,0.008722271],"category_scores_gemma":[0.004840028,0.0005079326,0.002231094,0.0004172318,0.0007105048,0.0007198615,0.0005714023,0.00181484,0.0005062939],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002101767,"about_ca_system_score_gemma":0.00442874,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02612699,"about_ca_topic_score_gemma":0.03883291,"domain_scores_codex":[0.9988218,0.0005129809,0.0001432182,0.0001901191,0.0001322043,0.0001996515],"domain_scores_gemma":[0.9985303,0.0004982013,0.0003202542,0.00005435618,0.0001486126,0.0004483547],"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":[0.8709427,0.04542243,0.002520641,0.00877457,0.003882205,0.00009874795,0.000442434,0.0003737247,0.00236323,0.0002314997,0.002494862,0.06245296],"study_design_scores_gemma":[0.8749782,0.1104953,0.009125853,0.0006143337,0.002261842,0.00002078485,0.0001528637,0.0004466673,0.0005664202,0.0001210385,0.001188598,0.00002810742],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9565308,0.004622543,0.0006960949,0.001159522,0.001261704,0.03064616,0.001455872,0.0001555663,0.003471841],"genre_scores_gemma":[0.9544181,0.003021106,0.004086126,0.001353948,0.0006190597,0.03298672,0.0006307382,0.00001107846,0.002873046],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02612699,"threshold_uncertainty_score":0.0519498,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01922518051807491,"score_gpt":0.3338183826534858,"score_spread":0.3145932021354109,"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."}}