{"id":"W4417426977","doi":"10.2196/80152","title":"The Dynamic Associations of Social and Intellectual Activity With Frailty Trajectory in Middle-Aged and Older Adults in China: Nationwide Longitudinal Study","year":2025,"lang":"en","type":"article","venue":"JMIR Aging","topic":"Frailty in Older Adults","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Longitudinal study; Trajectory; Older people; Longitudinal data; Intellectual disability; Activities of daily living","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003549088,0.0001229493,0.0002612857,0.0002328629,0.0001544286,0.00002316648,0.0000575552,0.00005823976,0.000005707827],"category_scores_gemma":[0.0003354239,0.00009543915,0.00002232298,0.0004720017,0.0001152902,0.00009787745,0.00005357364,0.0003925761,2.132553e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000166044,"about_ca_system_score_gemma":0.00009647514,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006801119,"about_ca_topic_score_gemma":0.01990569,"domain_scores_codex":[0.9990225,0.0001290798,0.0002239126,0.0002423134,0.0002008513,0.0001813143],"domain_scores_gemma":[0.9991559,0.0005754845,0.00008359357,0.0001124139,0.00004782055,0.00002483471],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002483412,0.0004791231,0.9549157,0.000106269,0.00007326051,0.00001083033,0.03681885,0.000006268602,0.0001648347,0.00001301848,0.00005121,0.007112297],"study_design_scores_gemma":[0.004083671,0.0001177573,0.9883942,0.0003744712,0.00003275548,0.000003402073,0.005543844,0.001298877,0.00004748594,0.00002079601,0.00000356424,0.00007916712],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9975339,0.0001295095,0.00008187703,0.0009445576,0.00003822424,0.0009656826,0.000006035585,0.00002120593,0.0002790584],"genre_scores_gemma":[0.9995549,0.00001143349,0.00004179041,0.00002277216,0.00001340804,0.00008242683,0.000004403913,0.00001016687,0.0002586423],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03347851,"threshold_uncertainty_score":0.9979785,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02486175275057186,"score_gpt":0.319408621465718,"score_spread":0.2945468687151462,"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."}}