{"id":"W3127277128","doi":"10.2196/17492","title":"The Kurbo App: The Freemium Model and Developmental Behavior Concerns. Comment on “Impact of a Mobile App–Based Health Coaching and Behavior Change Program on Participant Engagement and Weight Status of Overweight and Obese Children: Retrospective Cohort Study”","year":2021,"lang":"en","type":"letter","venue":"JMIR mhealth and uhealth","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Mobile apps; Coaching; Overweight; Behavior change; Psychology; Health coaching; Applied psychology; mHealth; Gerontology; Internet privacy; Developmental psychology; Computer science; Obesity; Medicine; Psychological intervention; Social psychology; World Wide Web; Psychotherapist; Psychiatry","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":[0.005371702,0.0009721487,0.0009335388,0.0007672858,0.006295788,0.00339659,0.00241108,0.0485179,0.01668997],"category_scores_gemma":[0.03511619,0.001035226,0.001581182,0.0005935746,0.00248802,0.004493401,0.002441922,0.04365967,0.01147587],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004200987,"about_ca_system_score_gemma":0.007439706,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03355464,"about_ca_topic_score_gemma":0.06078904,"domain_scores_codex":[0.9948081,0.001291811,0.0006937809,0.0006547194,0.001613354,0.0009383252],"domain_scores_gemma":[0.9779387,0.01358248,0.001247101,0.0004783482,0.003321622,0.003431875],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0000257498,0.00002804765,0.0005272735,0.0000217859,0.000004864269,0.0004096776,0.0001782745,0.0000137452,0.00008385812,0.0007687401,0.9932942,0.004643714],"study_design_scores_gemma":[0.0001204263,0.0001384445,0.002995102,0.0004339487,0.00002908946,0.001035875,0.001564253,0.0002705925,0.0003569406,0.002377042,0.9905791,0.00009909067],"study_design_candidate":"not_applicable","study_design_consensus":"not_applicable","genre_codex":"commentary","genre_gemma":"commentary","genre_scores_codex":[0.0004385923,0.0003082782,0.0001296613,0.9897739,0.006266624,0.00002517858,0.0001736911,0.00009391378,0.002790117],"genre_scores_gemma":[0.001257535,0.0001849512,0.000118729,0.9890367,0.003309709,0.00007807793,0.00003132646,0.00002455217,0.0059584],"genre_candidate":"commentary","genre_consensus":"commentary","teacher_disagreement_score":0.0485179,"threshold_uncertainty_score":0.06671864,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09370624307175718,"score_gpt":0.3966223777505314,"score_spread":0.3029161346787742,"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."}}