{"id":"W4376598365","doi":"10.3171/2023.4.spine22492","title":"Graft subsidence and reoperation after lateral lumbar interbody fusion: a propensity score–matched and cost analysis of polyetheretherketone versus 3D-printed porous titanium interbodies","year":2023,"lang":"en","type":"article","venue":"Journal of Neurosurgery Spine","topic":"Spine and Intervertebral Disc Pathology","field":"Medicine","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Medicine; Propensity score matching; Surgery; Peek; Lumbar; Cohort study; Retrospective cohort study; Subsidence; Internal medicine","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":[0.001885791,0.0003218732,0.0005170361,0.0008937995,0.0003286366,0.0006911821,0.0005044136,0.000454125,0.001477127],"category_scores_gemma":[0.004803149,0.0003266515,0.002074299,0.0009037718,0.0003293523,0.0005375663,0.0006105033,0.0003935276,0.0001428369],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006405041,"about_ca_system_score_gemma":0.0003494296,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001120185,"about_ca_topic_score_gemma":0.001043173,"domain_scores_codex":[0.9986175,0.000433131,0.0002250556,0.0002799837,0.0003129452,0.0001312871],"domain_scores_gemma":[0.9971106,0.0006628939,0.001607888,0.0003131668,0.0001435822,0.0001617995],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.005891459,0.0003070128,0.985557,0.00006066549,0.001430707,0.0001566102,0.00006197905,0.0006685961,0.0004235092,0.0001633306,0.0001840785,0.005094948],"study_design_scores_gemma":[0.0004989445,0.003793637,0.9804847,0.00003551621,0.0016682,0.0009928235,0.0003247211,0.01063626,0.0004696777,0.0003273185,0.0007372439,0.00003091405],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9992523,0.0001798544,0.0003315931,0.00002113363,0.0000072583,0.0000191137,0.0001025725,0.000001425992,0.00008473468],"genre_scores_gemma":[0.999467,0.00007321878,0.0001488706,0.00001610202,0.000008890996,0.00001600176,0.0002098406,0.000001377396,0.00005863125],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001885791,"threshold_uncertainty_score":0.009973109,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05704360553871223,"score_gpt":0.3058358604775853,"score_spread":0.2487922549388731,"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."}}