{"id":"W4390200777","doi":"10.1002/alz.077189","title":"Assessing head muscles measured with MRI as alternative to estimate muscle mass in older persons with dementia","year":2023,"lang":"en","type":"article","venue":"Alzheimer s & Dementia","topic":"Nutrition and Health in Aging","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University Health Centre","funders":"","keywords":"Sarcopenia; Medicine; Magnetic resonance imaging; Gold standard (test); Tongue; Lean body mass; Dementia; Muscle mass; Nuclear medicine; Radiology; Anatomy; Internal medicine; Pathology; Body weight","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":[0.0008059005,0.0004523441,0.0004506039,0.002111128,0.0002301898,0.0006267686,0.000314094,0.0004166095,0.001185419],"category_scores_gemma":[0.001808122,0.0001662878,0.0002883427,0.001133176,0.0001981271,0.0003000174,0.0003448305,0.0002822789,0.0003141174],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002257697,"about_ca_system_score_gemma":0.0001775468,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00442226,"about_ca_topic_score_gemma":0.007677905,"domain_scores_codex":[0.9995669,0.000195918,0.00005274575,0.00006425425,0.00008484766,0.00003531436],"domain_scores_gemma":[0.9992903,0.0001608618,0.0003043827,0.00002808179,0.0001568559,0.00005937606],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003193611,0.00008392698,0.9878611,0.0001161871,0.00009407932,0.0001388342,0.000106974,0.00007073085,0.0006635455,0.00001213357,0.0002228879,0.01031034],"study_design_scores_gemma":[0.00001446808,0.0003020456,0.9977816,0.00005354917,0.0000798794,0.0005850807,0.0002650769,0.0003222021,0.0003512338,0.000042509,0.0001964993,0.000005801816],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9955303,0.002436004,0.000233403,0.00007659632,0.00001746113,0.00001710912,0.0004515306,0.00001664928,0.001221093],"genre_scores_gemma":[0.9979164,0.0006518283,0.0007338085,0.00006202943,0.00002612327,0.0000290649,0.0002210061,0.00000211276,0.0003575869],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00442226,"threshold_uncertainty_score":0.008792996,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07695920846962272,"score_gpt":0.3862016392789455,"score_spread":0.3092424308093227,"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."}}