{"id":"W2561769798","doi":"10.1055/s-0036-1582606","title":"Safety and Efficacy of i-FACTORTM Bone Graft in Anterior Cervical Discectomy and Fusion: A Prospective, Randomized, Controlled, Multi-Center, Investigational Device Exemption Study","year":2016,"lang":"en","type":"article","venue":"Global Spine Journal","topic":"Spine and Intervertebral Disc Pathology","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"University Health Network","funders":"","keywords":"Medicine; Anterior cervical discectomy and fusion; Investigational device exemption; Surgery; Putty; Arthrodesis; Clinical endpoint; Spinal fusion; Iliac crest; Randomized controlled trial; Clinical trial; 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":[0.004996068,0.001298019,0.003285426,0.0004750514,0.0004997649,0.001301924,0.0009825152,0.002385703,0.00332813],"category_scores_gemma":[0.003518627,0.0006332705,0.002128077,0.0006357299,0.001837926,0.000980848,0.0004112831,0.001890181,0.0004728898],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005813758,"about_ca_system_score_gemma":0.001785329,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003685013,"about_ca_topic_score_gemma":0.0008137235,"domain_scores_codex":[0.996884,0.00179218,0.0003006108,0.0003872797,0.0003522765,0.0002835939],"domain_scores_gemma":[0.9970325,0.0009807032,0.0009231085,0.000304781,0.0002293398,0.0005294888],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"randomized_trial","study_design_scores_codex":[0.9786276,0.00908426,0.001367943,0.0005938938,0.0006183343,0.00003429109,0.00003876359,0.00009069678,0.002018089,0.00008290696,0.0001269401,0.007316298],"study_design_scores_gemma":[0.7755195,0.2190771,0.003182994,0.00005904692,0.0006735683,0.00004820156,0.00002806453,0.000220892,0.0006627687,0.00009265859,0.0004199507,0.00001525487],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9853848,0.005450635,0.0009009747,0.0003069816,0.0003812525,0.006315652,0.0004314783,0.00003401117,0.000794215],"genre_scores_gemma":[0.9864921,0.002590909,0.001793097,0.0006339356,0.0008354314,0.006361561,0.0004025172,0.00001042273,0.0008801135],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004996068,"threshold_uncertainty_score":0.02642202,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.015296379275888,"score_gpt":0.306087196039878,"score_spread":0.29079081676399,"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."}}