{"id":"W4312018890","doi":"10.1123/jpah.2022-0160","title":"Wearable Device Validity in Measuring Steps, Energy Expenditure, and Heart Rate Across Age, Gender, and Body Mass Index: Data Analysis From a Systematic Review","year":2022,"lang":"en","type":"review","venue":"Journal of Physical Activity and Health","topic":"Physical Activity and Health","field":"Medicine","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan; Public Health Ontario; University of Toronto; Memorial University of Newfoundland","funders":"","keywords":"Body mass index; Overweight; Mean absolute percentage error; Demography; Medicine; Statistics; Criterion validity; Gerontology; Psychology; Mathematics; Internal medicine; Construct validity; Mean squared error; Psychometrics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.03555881,0.001438725,0.008730107,0.0113289,0.000865599,0.003136454,0.00200974,0.001596476,0.002101107],"category_scores_gemma":[0.1443454,0.001303211,0.01288481,0.01245988,0.001365146,0.002741647,0.002517858,0.001156862,0.0002520689],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003091014,"about_ca_system_score_gemma":0.01054817,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01138138,"about_ca_topic_score_gemma":0.03230942,"domain_scores_codex":[0.9629699,0.01241969,0.0161181,0.002424187,0.005556251,0.000511754],"domain_scores_gemma":[0.8455985,0.121335,0.01977233,0.003141732,0.009696276,0.0004561863],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"systematic_review","study_design_gemma":"systematic_review","study_design_scores_codex":[0.0002898552,0.00002076122,0.01290608,0.8898016,0.04560242,0.0001329769,0.0005462127,0.0001765505,0.0001755112,0.0002849521,0.0009949767,0.04906818],"study_design_scores_gemma":[0.0002993579,0.0002820149,0.03900973,0.7110572,0.2330351,0.0005390093,0.0008029771,0.0001975667,0.0003746081,0.0006539813,0.01366581,0.00008255174],"study_design_candidate":"systematic_review","study_design_consensus":"systematic_review","genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.004859044,0.9921771,0.0006585895,0.0002523783,0.00007194056,0.0004758914,0.001118953,0.00001121664,0.0003748281],"genre_scores_gemma":[0.1054552,0.8858625,0.003743498,0.0007769289,0.00009735141,0.002171229,0.001719969,0.00002446876,0.0001488889],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.03555881,"threshold_uncertainty_score":0.1880552,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.3590806103108279,"score_gpt":0.4582408176404986,"score_spread":0.09916020732967074,"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."}}