{"id":"W2283778853","doi":"10.1371/journal.pone.0143059","title":"Cerebrovascular Responsiveness to Hypercapnia Is Stable over Six Months in Older Adults","year":2015,"lang":"en","type":"article","venue":"PLoS ONE","topic":"Traumatic Brain Injury and Neurovascular Disturbances","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"Alberta Health Services; Dalhousie University; Libin Cardiovascular Institute of Alberta; University of Calgary","funders":"Alberta Innovates - Health Solutions; Alberta Innovates; Heart and Stroke Foundation of Canada; University of Calgary; University of Pittsburgh; Canadian Institutes of Health Research; Alzheimer Society","keywords":"Hypercapnia; Transcranial Doppler; Middle cerebral artery; Medicine; Context (archaeology); Cerebral blood flow; pCO2; Blood flow; Cardiology; Cerebral arteries; Anesthesia; Internal medicine; Ischemia; Acidosis","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0004231038,0.0003143223,0.0005486405,0.0005805256,0.0005105384,0.0004598156,0.0002295321,0.0005873246,0.000629338],"category_scores_gemma":[0.001486929,0.0002008722,0.0004092874,0.0004421144,0.0001917479,0.0003907944,0.0003823451,0.0004676578,0.0002275054],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002139926,"about_ca_system_score_gemma":0.0001698716,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004368206,"about_ca_topic_score_gemma":0.007034857,"domain_scores_codex":[0.9997759,0.00003664148,0.00002820185,0.00005182664,0.00004913816,0.000058207],"domain_scores_gemma":[0.9992355,0.00006363294,0.0003705355,0.00004588334,0.0001062556,0.0001782108],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0006302597,0.0001203469,0.9953628,0.0000156694,0.00007592219,0.0001637731,0.0002921201,0.00001990364,0.00086054,0.000003238017,0.00005009004,0.00240529],"study_design_scores_gemma":[0.000003062977,0.0002114112,0.9995689,9.936313e-7,0.00001121694,0.00006706826,0.00006647276,0.00001387128,0.00002392243,0.000001788579,0.00002997228,0.000001166514],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996822,0.0001157321,0.00001861946,0.000009030688,0.000003005833,0.000004427053,0.00005858484,0.000001507228,0.0001069492],"genre_scores_gemma":[0.9996246,0.00005247054,0.00002700954,0.00001425538,0.00001009549,0.00000646934,0.0001623828,6.294057e-7,0.0001020132],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004368206,"threshold_uncertainty_score":0.008685589,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04505839162438285,"score_gpt":0.2571371996718345,"score_spread":0.2120788080474517,"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."}}