{"id":"W2910549979","doi":"10.1016/j.jspd.2018.08.011","title":"Superior Extension of Upper Instrumented Vertebrae in Distraction-based Surgery: A Surrogate for Clinically Significant Proximal Junctional Kyphosis","year":2019,"lang":"en","type":"article","venue":"Spine Deformity","topic":"Scoliosis diagnosis and treatment","field":"Medicine","cited_by":11,"is_retracted":false,"has_abstract":false,"ca_institutions":"Université de Sherbrooke; Izaak Walton Killam Health Centre; Dalhousie University","funders":"","keywords":"Medicine; Kyphosis; Scoliosis; Surgery; Radiography; Distraction; Orthopedic surgery; Complication; Retrospective cohort study; Thoracic vertebrae; Lumbar vertebrae","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005176503,0.0001969432,0.0006369134,0.0001965094,0.00004077304,0.00001072814,0.00005128102,0.0001264421,0.0002514775],"category_scores_gemma":[0.0003520293,0.0001492976,0.0003928067,0.0002721229,0.00005962038,0.0001153352,0.00001971111,0.0001378412,0.00003050035],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002034271,"about_ca_system_score_gemma":0.0003871928,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003828534,"about_ca_topic_score_gemma":0.00005720244,"domain_scores_codex":[0.9982157,0.00003327279,0.0007382693,0.0003995256,0.0003222657,0.0002909502],"domain_scores_gemma":[0.9989125,0.0002093728,0.0001981926,0.0003255358,0.0002292658,0.0001251408],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001436076,0.002190037,0.9861295,0.0002082322,0.00008129379,0.000007226298,0.00001392954,0.00001622097,0.00397828,0.00006479042,0.0001078823,0.00576659],"study_design_scores_gemma":[0.004667183,0.001181185,0.9733629,0.0004249755,0.0001049806,0.000008764013,0.00005635199,0.001676888,0.01806388,0.0000227845,0.0002891613,0.0001409064],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9968476,0.00004203351,0.00004895818,0.001016704,0.0003846704,0.001481722,0.000068507,0.00003304976,0.00007678642],"genre_scores_gemma":[0.9982279,0.00002888888,0.0008166724,0.000305158,0.00005053045,0.0002618921,0.0002392381,0.00002349065,0.00004621104],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0140856,"threshold_uncertainty_score":0.6088178,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02710528880040235,"score_gpt":0.3004769213434456,"score_spread":0.2733716325430433,"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."}}