{"id":"W4407789815","doi":"10.1097/brs.0000000000005310","title":"Cost-Effectiveness of Instrumented Versus Uninstrumented Posterolateral Fusion for Single-Level Degenerative Spondylolisthesis","year":2025,"lang":"en","type":"article","venue":"Spine","topic":"Spine and Intervertebral Disc Pathology","field":"Medicine","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. Stephen's University","funders":"","keywords":"Medicine; Spondylolisthesis; Spinal fusion; Fusion; Orthodontics; Single level; Surgery; Physical therapy; Lumbar","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":[0.004210721,0.001994772,0.005687479,0.001031437,0.0004823513,0.00163636,0.001321188,0.003206642,0.009213191],"category_scores_gemma":[0.009745607,0.0009507661,0.005042834,0.0009137274,0.001721377,0.001749246,0.000791231,0.003283595,0.0005569166],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001715325,"about_ca_system_score_gemma":0.002022696,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00139443,"about_ca_topic_score_gemma":0.001499614,"domain_scores_codex":[0.994884,0.003422235,0.0004765604,0.0004942066,0.000348275,0.0003747494],"domain_scores_gemma":[0.9948979,0.002735669,0.001329865,0.0001895701,0.0002299218,0.0006170292],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"observational","study_design_scores_codex":[0.986672,0.002559166,0.0003243034,0.001758844,0.001589322,0.00001939573,0.00001445385,0.0002702067,0.0001914481,0.0000863616,0.0001353087,0.006379332],"study_design_scores_gemma":[0.9546682,0.04163254,0.0008039831,0.0001809975,0.001697632,0.00002166735,0.00001834587,0.0004893772,0.0001593451,0.0001462117,0.0001677104,0.0000141496],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9503365,0.02287795,0.002103067,0.001285307,0.002112966,0.01682734,0.001440208,0.0001502264,0.002866569],"genre_scores_gemma":[0.977302,0.00449014,0.00274638,0.0007751103,0.0006519444,0.01265874,0.0004653331,0.00001417808,0.0008961249],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009213191,"threshold_uncertainty_score":0.03082114,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1315090836103345,"score_gpt":0.3752843099715002,"score_spread":0.2437752263611657,"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."}}