{"id":"W3172601496","doi":"10.2196/29840","title":"Predicting Depressive Symptom Severity Through Individuals’ Nearby Bluetooth Device Count Data Collected by Mobile Phones: Preliminary Longitudinal Study","year":2021,"lang":"en","type":"article","venue":"JMIR mhealth and uhealth","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":73,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Institute of Mental Health; Economic and Social Research Council; Department of Health and Social Care; Medical Research Council; Scottish Government; Chief Scientist Office, Scottish Government Health and Social Care Directorate; Institut Català de la Salut; Innovative Medicines Initiative; ZonMw; National Institute for Health Research Applied Research Collaboration South London; South London and Maudsley NHS Foundation Trust; NIHR Maudsley Biomedical Research Centre; Health and Social Care Research and Development Division; Public Health Agency; GIESKES-STRIJBIS FONDS; European Society of Cardiology; European Commission; National Institute for Health and Care Research; University College London; Wellcome Trust; Alzheimer's Society; King's College London; Engineering and Physical Sciences Research Council; UK Research and Innovation; British Heart Foundation; European Federation of Pharmaceutical Industries and Associations; King's College Hospital NHS Foundation Trust","keywords":"Bluetooth; Loneliness; Patient Health Questionnaire; Depression (economics); Medicine; Psychology; Computer science; Psychiatry; Depressive symptoms; Telecommunications; Anxiety","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":[0.002898285,0.000323148,0.0003116424,0.0006309075,0.0008184193,0.0007436529,0.0005935562,0.0006358163,0.001228306],"category_scores_gemma":[0.005755145,0.0004821318,0.0006511137,0.0008341841,0.0003191275,0.0007700906,0.0006720172,0.001048247,0.0005733693],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003159931,"about_ca_system_score_gemma":0.000451974,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01341726,"about_ca_topic_score_gemma":0.01669654,"domain_scores_codex":[0.9990137,0.0004798371,0.00008102526,0.0001614384,0.0001495629,0.0001144872],"domain_scores_gemma":[0.9970737,0.0007758003,0.0006709946,0.0005212374,0.0005464028,0.0004119234],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002186048,0.0003710724,0.9965097,0.00001110371,0.00006664897,0.00004393116,0.0004042295,0.00004260354,0.0001956428,0.00001866848,0.0001199344,0.001997805],"study_design_scores_gemma":[0.00002248686,0.0005661389,0.9979224,0.000008751536,0.00005772804,0.0000868342,0.0005733895,0.0003975931,0.00005594453,0.00002852145,0.0002725495,0.00000771454],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9990331,0.00006776538,0.0002338009,0.00002656873,0.000004197714,0.00003433786,0.0004145592,0.000002714076,0.000183072],"genre_scores_gemma":[0.9980253,0.00008023679,0.000611831,0.00004053221,0.00001159995,0.00008517101,0.0008414536,0.000003182683,0.0003006113],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01341726,"threshold_uncertainty_score":0.02667832,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.108282958962035,"score_gpt":0.4484685559061991,"score_spread":0.3401855969441641,"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."}}