{"id":"W3203633271","doi":"10.2196/27016","title":"Usability and Perceived Usefulness of the AFib 2gether Mobile App in a Clinical Setting: Single-Arm Intervention Study","year":2021,"lang":"en","type":"article","venue":"JMIR Cardio","topic":"Atrial Fibrillation Management and Outcomes","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Pfizer","keywords":"Usability; Atrial fibrillation; Mobile apps; Intervention (counseling); Medicine; System usability scale; Rating scale; Scale (ratio); App store; Psychology; Physical therapy; Internal medicine; Computer science; World Wide Web; Web usability; Nursing; Human–computer interaction","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0009284427,0.0000809524,0.0003648547,0.0000336439,0.00002773914,0.00001393415,0.00004671677,0.00005792879,0.0000717548],"category_scores_gemma":[0.0003047597,0.00005702427,0.0003180364,0.0001896796,0.00007030571,0.00004440081,0.0001435959,0.0001238415,0.000002921965],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003723197,"about_ca_system_score_gemma":0.00002356675,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001823124,"about_ca_topic_score_gemma":0.00004522177,"domain_scores_codex":[0.9985852,0.0004314682,0.0004616787,0.0002288318,0.0002011995,0.0000916767],"domain_scores_gemma":[0.9993007,0.0001626717,0.00009760337,0.0003333504,0.00007384341,0.00003189298],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001043345,0.0002369158,0.9837806,0.00008648817,0.00009086287,0.000007168124,0.001111648,0.0000140411,0.0002057608,0.000009173048,0.00006313714,0.01428984],"study_design_scores_gemma":[0.002265746,0.0002719214,0.9898877,0.00006768386,0.0001096756,0.000003222435,0.004344076,0.00004577432,0.0001183033,0.00003375309,0.002796568,0.00005559767],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973189,0.00008312547,0.00002074594,0.0003322085,0.0002395541,0.001141497,0.00000179633,0.00001865346,0.0008435675],"genre_scores_gemma":[0.99878,0.000003723107,0.00004315389,0.00003898763,0.0001946777,0.00001925157,0.000003369171,0.000008859389,0.0009080239],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01423424,"threshold_uncertainty_score":0.2325382,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08614474174277327,"score_gpt":0.3889848172953835,"score_spread":0.3028400755526103,"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."}}