{"id":"W4411022296","doi":"10.1001/jamaneurol.2025.2253","title":"Optimal Head-of-Bed Positioning Before Thrombectomy in Large Vessel Occlusion Stroke","year":2025,"lang":"en","type":"article","venue":"JAMA Neurology","topic":"Acute Ischemic Stroke Management","field":"Medicine","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Medicine; Thrombolysis; Penumbra; Stroke (engine); Modified Rankin Scale; Blinding; Occlusion; Randomized controlled trial; Clinical trial; Surgery; Emergency medicine; Radiology; Internal medicine; Ischemic stroke; Myocardial infarction; Ischemia","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001908605,0.0001398019,0.0003696521,0.0003285739,0.00004378509,0.000007282373,0.0001386974,0.0002153121,0.0001058682],"category_scores_gemma":[0.0001249375,0.0001351688,0.00007699242,0.0002941373,0.00006748762,0.00006232531,0.0003179315,0.000515464,0.00001367892],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003107821,"about_ca_system_score_gemma":0.00006140087,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005109935,"about_ca_topic_score_gemma":0.00003055822,"domain_scores_codex":[0.998789,0.00006957642,0.00033317,0.0003190748,0.0001530673,0.0003361857],"domain_scores_gemma":[0.9994137,0.00008827682,0.00008722145,0.0003125109,0.00005374864,0.00004450032],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002925111,0.0009842834,0.8397278,0.0004444178,0.0002792759,0.001609405,0.001040033,0.0002873203,0.1018419,0.006769311,0.03954032,0.004550777],"study_design_scores_gemma":[0.01006488,0.00134532,0.9096078,0.0001783453,0.000174964,0.0001514124,0.0001430891,0.006438353,0.0158927,0.00006602076,0.05577186,0.0001652099],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9606335,0.000106973,0.0007722732,0.01614072,0.0002463441,0.0003499154,0.00001433466,0.0000527616,0.0216832],"genre_scores_gemma":[0.9905968,0.00001706413,0.001047694,0.007480324,0.00008790863,0.00001684339,0.00004408824,0.0000151969,0.0006940219],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.08594921,"threshold_uncertainty_score":0.5512022,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007485195575190815,"score_gpt":0.2815079914294568,"score_spread":0.2740227958542659,"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."}}