Peer-Reviewed Articles and PublicationsRay E, Perez E, Carnahan R, Olinger CR, Woodroffe R, Park B, Gold C, Mueller R, Banks M, Sanders R, Hindman B. Sustained Postoperative Gabapentinoids Do Not Result in Clinically Important Decreases in Postoperative Delirium, Pain, or Opioid Dose in Gabapentin Naive Lumbar Fusion Patients. North American Spine Society Journal. October 2026. DOI: 10.1016/j.xnsj.2026.100956.Rosinski C, Mekala P, Jensen K, Suarez JV, Marincovich A, Shidoh S, Wilson S, Olinger CR, Shrestha P, Lee J, Yamaguchi S, Hitchon P. Primary Single Level Posterior and Transforaminal Lumbar Interbody Fusion Perioperative Risk Profile and Risk Factor Analysis: A Retrospective Review of 520 Consecutive Cases at a Single Academic Center. Clinical Neurology and Neurosurgery. August 2026. DOI: 10.1016/j.clineuro.2026.109623.Rossmiller K, Geiser-Yoder R, Olinger CR. Postoperative Delirium in Older Adult Patients Undergoing Spine Surgery: A Literature Review from 1998–2025. Iowa Orthopedic Journal. April 2026. Blom A, Petersen E, Grieser-Yoder R, Olinger CR, Fredericks D. A Novel Nano-Synthetic Hydrophilic Bone Grafter (OsteoFlow HydroFiber) Is a Non-inferior Alternative to Iliac Crest Autograft in a Rabbit Posterolateral Fusion Model. Sage Journal. March 2026. Corman S, Gao Y, Watson N, Fredericks DC, Olinger CR. The Effects of Rod Bending Method and Metal Type on Fatigue Strength and Corrosion in Posterolateral Lumbar Fusion. Global Spine Journal. February 2026. DOI: 10.1177/21925682261422665. PMID: 41641751.Fredericks DC, Petersen EB, Olinger CR. In Vitro Evaluation of Structural Integrity and Cohesion as Indicators of InSitu Graft Behavior. Biomedical Materials. January 2026. Geiger KW, Hall JRL, Garneau M, Gulbrandsen TR, Coffman AR, Grieser-Yoder RA, Kuijten HR, Groot OQ, Igram CM, Pugely AJ, Olinger CR, Schwab JH. External Evaluation of the SORG Machine Learning Algorithm Predictability of 90-Day and 1-Year Mortality in a Midwest Cohort of Patients with Spinal Metastasis. Journal of Clinical Neuroscience. October 2025. DOI: 10.1016/j.jocn.2025.111674. PMID: 41115382.Olinger CR, Chen P, Lee SJ, Waldschmidt DF, Grieser-Yoder RA, Havertape LG, O'Connell-Moore DJ, Mguyen LB, Corlette JD, Hindman BJ, Howard III MA. Cervical Myelopathy Symptom Severity, Posterior-Based Cervical Surgical Approach, and Lower Body Mass Index Are Associated with Postoperative Delirium: A Retrospective Observational Study. North American Spine Society Journal. September 2025. DOI: 10.1016/j.xnsj.2025.100789. PMID: 41210163.Hindman B, Olinger CR, Woodroofe R, Zanaty M, Deifelt Streese C, Zacharias Z, Houtman JC, Wendt LH, Ten Eyck P, O'Connell-Moore D, Emanuel R, Lee S, Waldschmidt DF, Havertape LG, Nguyen LB, Banks M, Sanders R, Howard MA. Exploratory Randomized Trial of Tranexamic Acid to Decrease Postoperative Delirium in Adults Undergoing Lumbar Fusion—A Trial Stopped Early. BJA Open. February 2025. DOI: 10.1016/j.bjao.2025.100403. PMID: 40276619.Ogaban F, Coffman A, Glass N, Igram C, Pugely A, Olinger CR. Quantifying Value Loss Due to Presenteeism and Absenteeism in Workers' Compensation Spinal Patients. North American Spine Society Journal. July 2024. 10.01016/j.xnsj.2024.100527. PMID: 39239362.Kumar S, Koschmeder KT, Coffman A, Glass N, Keffala V, Cassim I, Pugely A, Olinger CR. Evaluation of Pain Catastrophizing Scale for Surgical Referral to Pain Psychology in Patients Undergoing Spinal Surgery. North American Spine Society Journal. May 2024. DOI: 10.1016/j.xnsj.2024.100330. PMID: 39021894.Ryan SE, Humble R, Hall J, Olinger CR. Basal Cell Carcinoma with Metastasis to the Thoracic Spine: An Uncommon Case Report and Review of the Literature. JAAOS Global Research & Reviews. February 2024. DOI: 10.5435/JAAOSGlobal-D-23-00214. PMID: 38380962.Hindman BJ, Gold CJ, Ray E, Wendt LH, Ten Eyck P, Berger JI, Olinger CR, Banks MI, Sanders RD, Howard MA 3rd, Woodroffe RW. Surgeon-Specific Treatment Selection Bias and Heterogeneous Perioperative Practices in an Observational Spine Surgery Study: A Statistical Tutorial with Implications for Analysis of Observational Studies of Perioperative Interventions. World Neurosurgery. May 2023;173–e179. DOI: 10.1016/j.wneu.2023.02.027. PMID: 36773808.Olinger CR, Coffman A, Campion CE, Gardocki RJ, Thompson KM. Initial Learning Curve After Switching to Uniportal Endoscopic Discectomy for Lumbar Disc Herniations. European Spine Journal. DOI: 10.1007/s00586-023-07583-x. PMID: 36811652.Perez EA, Ray E, Park BJ, Gold CJ, Carnahan RM, Banks M, Sanders RD, Olinger CR, Mueller RN, Woodroffe RW. Gabapentin for Postoperative Pain Management in Lumbar Fusion Surgery. medRxiv. September 21, 2022. Preprint. DOI: 10.1101/2022.09.20.22280097.Perez EA, Ray EJ, Gold CJ, Park BJ, Piscopo A, Carnahan RM, Banks M, Sanders RD, Olinger CR, Mueller RN, Woodroffe RW. Postoperative Use of the Muscle Relaxants Baclofen and/or Cyclobenzaprine Associated with an Increased Risk of Delirium Following Lumbar Fusion. Spine. February 15, 2023. DOI: 10.1097/BRS.0000000000004606. PMID: 36799727.Gold C, Ray E, Christianson D, Park B, Kournoutas IA, Kahn TA, Perez EA, Berger JI, Sander K, Igram CA, Pugely A, Olinger CR, Carnahan R, Chen P, Mueller R, Hitchon P, Howard MA, Banks M, Sanders RD, Woodroffe RW. Risk Factors for Delirium in Elderly Patients After Lumbar Spinal Fusion. Clinical Neurology and Neurosurgery. August 2022. PMID: 35750022.Olinger CR, Bransford R. Upper Cervical Trauma. Orthopedic Clinics of North America. October 2021;52(4):451–479. PMID: 34538354.Montgomery T, Pearson J, Agarwal A, Olinger CR, Tobey D, Beebe M, McGwin G, Cichos K, Ghanem K, Spitler C, Dubose C, Quade J. Thrombin Hemostatic Matrix Reduces Heterotopic Ossification in Acetabular Fractures Fixed via the Kocher-Langenbeck Approach. Journal of Orthopaedic Trauma. September 2020;34(9):451–454. PMID: 32815830.Olinger CR, Gardocki R. Deep Venous Thrombosis and Pulmonary Embolism After Minimally Invasive Transforaminal Lumbar Interbody Fusion—Report of 2 Cases in 315 Procedures. Orthopedic Clinics of North America. July 2020;51(3):423–425. PMID: 32498960.Morwood M, Streufert B, Bauer A, Olinger CR, Tobey D, Beebe MJ, Avilucea F, Buitrago AR, Collinge C, Sanders R, Mir H. Intramedullary Nails Have Faster Union and Fewer Secondary Grafts/Reoperations Than Plates with the Masquelet Technique. Journal of Orthopaedic Trauma. November 2019;33(11):547–552. PMID: 31403558.Rider C, Olinger CR, Szatkowski J, Richardson DR. "Locked-Lateral" Calcaneal Fracture Dislocation Treated with Primary Subtalar Fusion—A Case Report. JBJS Case Connector. January–March 2020;10(1). PMID: 32044781.Fournier M, Rider C, Olinger CR, Dabov G, Mihalko W, Mihalko M. Arthroscopic Treatment of a Low-Velocity Gunshot Injury to a Primary Total Hip Arthroplasty—A Case Report. JBJS Case Connector. January–March 2019;9(1). PMID: 30920997.Olinger CR, Carver DC, Nolan VG, Weinlein JC. The Effect of Under-Dosing Prophylactic Antibiotics in the Care of Open Tibial Fractures. Journal of Orthopaedic Trauma. July 2018;32(7):322–327. PMID: 29634602.Non-Peer-Reviewed PublicationsMiller RE, Olinger CR, Grossman L, Chakkalakal D, Bergmann K, Lyden E, Siebler JA. Retrospective Study at Two Level One Trauma Centers on the Association of Internal Injuries with Femoral Fractures. Graduate Medical Education Research Journal. December 13, 2019;1(1).Olinger CR, Kratochvil J. 11-Year-Old with Brachydactyly—Case Report. What I Saw in Clinic – Children's Physicians Omaha. August 1, 2014.Book ChaptersOlinger CR, Bransford RJ. Upper Cervical Trauma. Fracture Care Issue of Orthopedic Clinics of North America. Elsevier; 2021.Mihalko WM, Olinger CR. Metal Hypersensitivity to Implant Alloys. Handbook of Spine Technology. Springer; 2020.