{"id":"W4392888478","doi":"10.14814/phy2.15979","title":"Effect of lower body negative pressure on cardiac and cerebral function in postural orthostatic tachycardia syndrome: A pilot <scp>MRI</scp> assessment","year":2024,"lang":"en","type":"article","venue":"Physiological Reports","topic":"Cardiovascular Syncope and Autonomic Disorders","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Libin Cardiovascular Institute of Alberta; University of Calgary; Women and Children’s Health Research Institute; University of Alberta","funders":"Women and Children's Health Research Institute","keywords":"Orthostatic intolerance; Medicine; Cerebral blood flow; Cardiology; Internal medicine; Cerebral perfusion pressure; Perfusion; Heart rate; Orthostatic vital signs; Cardiac function curve; Blood pressure; Postural Orthostatic Tachycardia Syndrome; Anesthesia; Stroke volume; Heart failure","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":[0.0003296278,0.0005291407,0.0004544272,0.0002136853,0.0003021326,0.000203735,0.000136816,0.0004154749,0.0009757502],"category_scores_gemma":[0.0009585092,0.0001468072,0.0002379518,0.00008128102,0.0004072395,0.000201293,0.0002368815,0.0005859329,0.0001046391],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001726127,"about_ca_system_score_gemma":0.0001408428,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001289431,"about_ca_topic_score_gemma":0.001310542,"domain_scores_codex":[0.9998515,0.00005624893,0.00001416617,0.0000253273,0.00002393787,0.00002877241],"domain_scores_gemma":[0.9995289,0.0001055031,0.00004871146,0.0000269991,0.00005727791,0.0002325925],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.03058461,0.008410345,0.6670571,0.0002783794,0.0004950603,0.04413031,0.001934704,0.000904111,0.2064945,0.00009707546,0.001011029,0.03860283],"study_design_scores_gemma":[0.0004856198,0.02954736,0.9558848,0.00001275983,0.0001173159,0.006974014,0.0003259706,0.001320901,0.00491331,0.00004854482,0.0003437411,0.0000256317],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9995769,0.00002731005,0.00008438209,0.00002276269,0.000004780456,0.00002437353,0.00002138278,0.000004125498,0.0002340344],"genre_scores_gemma":[0.9997579,0.00001851639,0.00008187956,0.00002978852,0.00001206978,0.00001253336,0.00003290901,0.000001222381,0.00005315601],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001289431,"threshold_uncertainty_score":0.003264248,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007504734255562814,"score_gpt":0.2709477254601777,"score_spread":0.2634429912046149,"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."}}