{"id":"W4413776559","doi":"10.1037/dev0002065","title":"Trajectories of loneliness in Canadian adolescents over the COVID-19 pandemic.","year":2025,"lang":"en","type":"article","venue":"Developmental Psychology","topic":"Resilience and Mental Health","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo; Brock University; Western University","funders":"Canadian Institutes of Health Research; Health Canada; Canada Research Chairs; Sick Kids Foundation","keywords":"Loneliness; Pandemic; Psychology; Coronavirus disease 2019 (COVID-19); 2019-20 coronavirus outbreak; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Developmental psychology; Social isolation; Social psychology; Psychiatry; Medicine; Virology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005099174,0.0001511645,0.0002335391,0.0003586563,0.0001133905,0.000006339984,0.0004040177,0.0001832702,0.0006362794],"category_scores_gemma":[0.00005469908,0.0001210634,0.00003927443,0.0006592451,0.0002651042,0.00004227252,0.00003817595,0.000241221,0.00009258896],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005147245,"about_ca_system_score_gemma":0.0009515408,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.2021465,"about_ca_topic_score_gemma":0.5294266,"domain_scores_codex":[0.9983023,0.0001769307,0.0004654841,0.0003667789,0.0001099844,0.000578538],"domain_scores_gemma":[0.9993471,0.00007542395,0.00007730629,0.000257327,0.00001989606,0.0002229513],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000168957,0.0001255826,0.966409,0.00003931023,0.00002054145,0.00002686034,0.002828961,0.000001131275,0.0001192171,0.00146401,0.01635955,0.01243691],"study_design_scores_gemma":[0.001272212,0.00002781226,0.933179,0.00003472625,0.000003867303,0.00006852958,0.001543629,7.664718e-7,0.00002208742,0.0005228581,0.06321951,0.0001050402],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.970121,0.0003943657,0.00006109262,0.001513414,0.00193469,0.0004356781,0.0000247232,0.00002125624,0.02549379],"genre_scores_gemma":[0.9765651,0.00005848069,0.00005109586,0.02176651,0.00002601272,0.00006644256,0.00001872716,0.000009436369,0.001438168],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3272801,"threshold_uncertainty_score":0.8031664,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06021563236849971,"score_gpt":0.4503860970979537,"score_spread":0.390170464729454,"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."}}