{"id":"W2788925268","doi":"10.2196/mhealth.8123","title":"Mobile Phone Ownership Is Not a Serious Barrier to Participation in Studies: Descriptive Study","year":2018,"lang":"en","type":"article","venue":"JMIR mhealth and uhealth","topic":"Health, Environment, Cognitive Aging","field":"Environmental Science","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Institute on Drug Abuse","keywords":"Mobile phone; Phone; Geolocation; Descriptive statistics; Data collection; Inclusion (mineral); Internet privacy; Medicine; Psychology; Advertising; Computer science; Business; World Wide Web; Social psychology; Telecommunications","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":["metaresearch"],"consensus_categories":[],"category_scores_codex":[0.008011042,0.0001501974,0.0004519532,0.001647606,0.001307106,0.001958865,0.0006742355,0.0007285817,0.003303827],"category_scores_gemma":[0.03334502,0.000526949,0.0005086052,0.002529274,0.0008635375,0.002904337,0.001206396,0.0008547882,0.0004260637],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005966304,"about_ca_system_score_gemma":0.001864112,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003054825,"about_ca_topic_score_gemma":0.005842148,"domain_scores_codex":[0.9954141,0.001723986,0.001201603,0.0004294342,0.0008237454,0.0004071393],"domain_scores_gemma":[0.9670455,0.01657282,0.01125987,0.001597367,0.002192736,0.001331746],"domain_codex":null,"domain_gemma":"methods","domain_candidate":"methods","domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001252171,0.0002147124,0.9823372,0.0002952611,0.0000531566,0.0003185508,0.009409931,0.00001479595,0.000151819,0.0001161717,0.000331553,0.006631487],"study_design_scores_gemma":[0.00001910712,0.0004619083,0.9354497,0.0005524521,0.0001019103,0.002010063,0.05849154,0.0001735827,0.000136094,0.0001849132,0.002390238,0.00002852225],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9963276,0.00100757,0.0003345313,0.000225997,0.000007319753,0.0001853617,0.0004747791,0.000004353933,0.001432541],"genre_scores_gemma":[0.9982939,0.0006233401,0.000239666,0.0002505807,0.00001511366,0.0002061134,0.0001851243,0.000005993631,0.0001801663],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.991989,"threshold_uncertainty_score":0.04236692,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09298474812081141,"score_gpt":0.4072870802810791,"score_spread":0.3143023321602677,"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."}}