{"id":"W3201570897","doi":"10.3171/2021.2.spine202051","title":"Time to return to work after elective lumbar spine surgery","year":2021,"lang":"en","type":"article","venue":"Journal of Neurosurgery Spine","topic":"Spine and Intervertebral Disc Pathology","field":"Medicine","cited_by":20,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary; NOSM University; Sault Area Hospital; Dalhousie University; Ottawa Hospital; University of Alberta Hospital; University of British Columbia; Alberta Hospital Edmonton; University of Manitoba; McGill University Health Centre; University of Toronto; Western University; Université Laval; Canada East Spine Centre; Horizon Health Network; London Health Sciences Centre; Canadian Respiratory Research Network","funders":"","keywords":"Medicine; Laminectomy; Discectomy; Surgery; Logistic regression; Spinal fusion; Lumbar; Physical therapy; Internal medicine; Spinal cord","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0005176556,0.0002788445,0.001109024,0.0007607084,0.00003851217,0.00003662072,0.0001186457,0.0001206949,0.002616054],"category_scores_gemma":[0.002497223,0.0002358759,0.00069383,0.001643263,0.00004751369,0.0001821921,0.0001145963,0.0005032764,0.0006469011],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009558729,"about_ca_system_score_gemma":0.0003183481,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000001170018,"about_ca_topic_score_gemma":0.000001737953,"domain_scores_codex":[0.9974312,0.0001487044,0.001080552,0.0003665223,0.0004747779,0.0004982868],"domain_scores_gemma":[0.9978417,0.00003099431,0.0002903308,0.0004039577,0.0007797584,0.00065326],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0006891021,0.0008094514,0.01776496,0.00009216837,0.0001864358,0.02627859,0.0001733894,0.00001907316,0.600201,0.000002746067,0.3441233,0.009659758],"study_design_scores_gemma":[0.0004848009,0.001595341,0.9317149,0.0007171743,0.0001363256,0.00559479,0.00002393421,0.000007533249,0.03466916,0.00001090784,0.02476764,0.0002774702],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9773995,0.0006514408,0.0002640769,0.01966112,0.001215433,0.00016806,0.000005621449,0.00002859151,0.0006061861],"genre_scores_gemma":[0.9491914,0.00008861403,0.001506109,0.03352042,0.00145907,0.00001020101,0.000009251233,0.00007818962,0.01413675],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.91395,"threshold_uncertainty_score":0.9982957,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01836701367031263,"score_gpt":0.2709721814210427,"score_spread":0.2526051677507301,"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."}}