{"id":"W4296229293","doi":"10.1016/j.mhpa.2022.100473","title":"The association of physical activity, sleep, and screen time with mental health in Canadian adolescents during the COVID-19 pandemic: A longitudinal isotemporal substitution analysis","year":2022,"lang":"en","type":"article","venue":"Mental health and physical activity","topic":"COVID-19 and Mental Health","field":"Psychology","cited_by":43,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo; University of British Columbia; Brock University","funders":"","keywords":"Screen time; Mental health; Anxiety; Longitudinal study; Depression (economics); Multilevel model; Psychology; Sleep (system call); Medicine; Association (psychology); Clinical psychology; Psychiatry; Physical activity; Physical therapy","routes":{"ca_aff":true,"ca_fund":false,"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":["sts"],"consensus_categories":[],"category_scores_codex":[0.00109421,0.0002143994,0.0004997649,0.0001498893,0.002044988,0.00002840724,0.0001445379,0.00004092072,0.00001577415],"category_scores_gemma":[0.00001348243,0.0001528911,0.00009800443,0.0006563405,0.0001854605,0.0001339033,0.00013971,0.0005622152,0.000002193064],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005169699,"about_ca_system_score_gemma":0.001136281,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.5157485,"about_ca_topic_score_gemma":0.3342012,"domain_scores_codex":[0.9970949,0.001003641,0.0002021386,0.0004778595,0.0004538302,0.0007676377],"domain_scores_gemma":[0.9983507,0.0002312928,0.0003740228,0.0002249442,0.00001250468,0.0008065644],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002135816,0.001347311,0.9752604,0.0001308351,0.0001495975,0.000002652559,0.006071905,0.00002685108,0.00009266345,0.0002248483,0.0001448471,0.01441229],"study_design_scores_gemma":[0.002048484,0.0009637886,0.9906216,0.00001994023,0.00003658473,0.00001648621,0.0007281795,0.002948894,0.00001396834,0.00004577224,0.002389289,0.0001670583],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9854947,0.0001319628,0.00001199874,0.01225008,0.00007973138,0.001080936,0.0008822585,0.00002042043,0.00004793878],"genre_scores_gemma":[0.9985517,0.00004537568,0.000001642123,0.001037036,0.00007171863,0.0000666749,0.0001032842,0.00001228304,0.0001102366],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1815473,"threshold_uncertainty_score":0.9992542,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04047843243580566,"score_gpt":0.3800917659281445,"score_spread":0.3396133334923389,"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."}}