{"id":"W4281795640","doi":"10.2196/preprints.39885","title":"Evaluation of reach, usability and user perceptions of a Canadian COVID-19 website: An e-mental health strategy aimed at reducing pandemic associated stress among the general population. (Preprint)","year":2022,"lang":"en","type":"preprint","venue":"","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Usability; Mental health; Pandemic; Perceived Stress Scale; Mental distress; Psychology; Public health; Medicine; Applied psychology; Medical education; Coronavirus disease 2019 (COVID-19); Nursing; Stress (linguistics); Psychiatry; Computer science","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.01155579,0.0005146536,0.0005436433,0.0009850885,0.002491803,0.002867806,0.0009461201,0.0007405186,0.003094057],"category_scores_gemma":[0.02205399,0.0002934397,0.0008244751,0.000928925,0.0009358918,0.001367373,0.00148834,0.0009129412,0.0003881795],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.006368955,"about_ca_system_score_gemma":0.01481211,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.2119151,"about_ca_topic_score_gemma":0.3565823,"domain_scores_codex":[0.9959526,0.0016315,0.0002555697,0.000203723,0.001441258,0.0005153643],"domain_scores_gemma":[0.9821532,0.007215883,0.0008738295,0.0005543814,0.005771944,0.003430849],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.005109189,0.03083798,0.2858992,0.007210407,0.0004424038,0.001395952,0.1378777,0.001314451,0.01242656,0.001002453,0.02695648,0.4895272],"study_design_scores_gemma":[0.0008104328,0.02253873,0.8493277,0.001367262,0.0005703649,0.0002592315,0.08597433,0.004609833,0.003984288,0.0002267467,0.02998101,0.0003500953],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9909171,0.000156211,0.0004576971,0.000420266,0.00003266993,0.00227925,0.0004839364,0.0001060152,0.00514678],"genre_scores_gemma":[0.9858279,0.0003888,0.007143721,0.0005058441,0.00002585308,0.002217758,0.0007719177,0.00004217272,0.003075993],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7880849,"threshold_uncertainty_score":0.4213633,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1323526319633527,"score_gpt":0.4578649844369143,"score_spread":0.3255123524735616,"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."}}