{"id":"W7117026958","doi":"10.1002/alz70861_108733","title":"Clinical use of blood ptau217: plasma or serum? The matrix matters","year":2025,"lang":"en","type":"article","venue":"Alzheimer s & Dementia","topic":"Alzheimer's disease research and treatments","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; McGill University Health Centre","funders":"","keywords":"Cutoff; Matrix (chemical analysis); Biomarker; Plasma; Blood collection","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":[0.03029754,0.0005702815,0.001696102,0.0005738036,0.0006338046,0.004713756,0.001166485,0.001575019,0.00335218],"category_scores_gemma":[0.05729485,0.0003277399,0.0004769469,0.001600092,0.002464492,0.001736105,0.0008824129,0.001726332,0.002278433],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008359971,"about_ca_system_score_gemma":0.001077661,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001359433,"about_ca_topic_score_gemma":0.00166785,"domain_scores_codex":[0.9765704,0.01219681,0.001696477,0.002232174,0.00690247,0.0004016704],"domain_scores_gemma":[0.9682693,0.01595918,0.005563882,0.003900739,0.005579983,0.0007268559],"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":[0.004460552,0.000284316,0.257277,0.00384261,0.001776284,0.001252744,0.002974293,0.001020337,0.03725096,0.008230696,0.06851216,0.6131182],"study_design_scores_gemma":[0.0005462531,0.008801045,0.3739068,0.007624921,0.002565625,0.01620165,0.004436635,0.007592182,0.1147354,0.03508726,0.4281291,0.0003730576],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"review","genre_gemma":"empirical","genre_scores_codex":[0.3192652,0.3713108,0.1189655,0.1331386,0.01236745,0.0006724842,0.004101308,0.001768707,0.03840994],"genre_scores_gemma":[0.8891065,0.03874856,0.03767274,0.02277693,0.005029968,0.0004426553,0.001503981,0.000499622,0.004219091],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.03029754,"threshold_uncertainty_score":0.1602306,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06635989219767167,"score_gpt":0.3820949951194672,"score_spread":0.3157351029217955,"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."}}