Research

Research

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My research centers around clinical neurosurgery and the socioeconomic issues that exert a profound impact on our practice. The following is an excerpt of my academic work.

Our JAMA Patient Page!
The figure from our Patient Page, recently published in JAMA!

Peer-Reviewed Publications:

  1. Fuentes AM, Patil SN, Chiu RG, Glastris GK, Behbahani M, Mehta AI. Revision Discectomy With or Without Fusion for the Treatment of Recurrent Lumbar Disc Herniation: A Nationwide Analysis of Risk Profiles and Short-Term Outcomes. World Neurosurgery. In press.
  2. Chiu RG, Siddiqui N, Nunna RS, Patel S, Rosinski CL, Chaker AN, Hobbs JG, Mehta AI. Association of neurosurgical work relative value units (RVUs) with objective markers of operative complexity. World Neurosurg. In press.
  3. Patel S, Chiu RG, Rosinski CL, Chaker AN, Burch TG, Behbahani M, Mehta AI. Risk Factors for Hyponatremia and Perioperative Complications With Malignant Intracranial Tumor Resection in Adults: An Analysis of the Nationwide Inpatient Sample from 2012 to 2015. World Neurosurgery. 2020.
  4. Patel S, Chiu RG, Rosinski CL, Ansari D, Chaker AN, Nunna RS, Behbahani M, Mehta AI. Incidence, Management, and Outcomes of Spinal Giant Cell Tumor of Bone in Adult Patients: A National Cancer Database Analysis. World Neurosurgery. 2020. doi: 10.1016/j.wneu.2020.08.135
  5. Rosinski CL, Behbahani M, Geever B, Chaker AN, Patel S, Chiu RG, Zakrzewski J, Rosenberg D, Parola R, Shah K, Mehta AI. Concurrent vs Staged Procedures for VPS and Cranioplasty: A 10-year Retrospective Comparative Analysis of Surgical Outcomes. World Neurosurgery. 2020. doi: 10.1016/j.wneu.2020.08.062
  6. Chiu RG, Khalid SI, Nunna RS, Siddiqui N, Behbahani M, Mehta AI. Locum Tenens Neurosurgery in the United States: a Medicare Claims Analysis of Outcomes, Complications and Cost of Care. World Neurosurgery. 2020. doi: 10.1016/j.wneu.2020.06.169
  7. Chiu RG, Siddiqui N, Fuentes AM, Zhu A, Patel S, Behbahani M, Mehta AI. Early versus Late Surgical Intervention for Central Cord Syndrome: a Nationwide All-Payer Analysis of Length of Stay, Discharge Destination and Cost of Care. Clinical Neurology and Neurosurgery. 2020. doi: 10.1016/j.clineuro.2020.106029
  8. Chiu RG, Mehta AI. Spinal Metastases. JAMA. 2020. doi:10.1001/jama.2020.0716
  9. Chiu RG, Parola R, Nallani A, Glastris G, Siddiqui N, Bheri A, Shah M, Behbahani M, Mehta AI. Correlates of Google Search Rankings for Spine Surgeons: An Analysis of Academic Pedigree, Social Media Presence, and Patient Ratings. Spine. 2020. doi: 10.1097/BRS.0000000000003567.
  10. Mehta AI and Chiu RG. COVID-19 Non-Essential Surgery Restrictions and Spine Surgery: a German Experience. Spine. 2020. doi: 10.1097/BRS.0000000000003571.
  11. Chiu RG, Onyewuenyi A, McGuire LS, Mehta AI. Neurosurgical Implants and Interactions of Airport Metal Detectors: A Review. Journal of Clinical Neuroscience. doi: 10.1016/j.jocn.2020.05.012
  12. Chiu RG, Murphy BE, Zhu A, Mehta AI. Racial and ethnic disparities in the inpatient management of primary spinal cord tumors. World Neurosurg. 2020. doi: 10.1016/j.wneu.2020.04.231
  13. Chiu RG, Siddiqui N, Mehta AI. For-Profit Hospitals and Neurosurgery. World Neurosurg. 2020. doi: 10.1016/j.wneu.2019.12.141
  14. Chiu RG, Siddiqui N, Rosinski CL, Nallani A, Parola R, Behbahani M, Mehta AI. Effect of MRI on Surgical Approach and Outcomes in the Management of Subaxial Cervical Fractures. World Neurosurg. 2020. doi: 10.1016/j.wneu.2020.02.060
  15. Chiu RG, Murphy BE, Rosenberg DM, Zhu AQ, Mehta AI. Association of For-Profit Hospital Ownership Status with Intracranial Hemorrhage Outcomes and Cost of Care. J Neurosurg. 2019. doi: 10.3171/2019.9.JNS191847
  16. Chiu RG, Fuentes A, Mehta AI. Gunshot wounds to the head: racial disparities in inpatient management and outcomes. Neurosurgical Focus. 2019. doi: 10.3171/2019.8.FOCUS19484
  17. Rosinski CL, Patel S, Geever B, Chiu RG, et al. A Retrospective Comparative Analysis of Titanium Mesh and Custom Implants for Cranioplasty. Neurosurgery. 2019. doi: 10.1093/neuros/nyz358
  18. Chiu RG, Patel S, Zhu A, Aguilar E, Mehta AI. Endoscopic Versus Open Laminectomy for Lumbar Spinal Stenosis: An International, Multi-Institutional Analysis of Outcomes and Adverse Events. Global Spine Journal. 2019. 
  19. Rosinski CL, Chaker AN, Zakrzewski J, Geever B, Patel S, Chiu R, et al. Autologous Bone Cranioplasty: A Retrospective Comparative Analysis of Frozen and Subcutaneous Bone Flap Storage Methods. World Neurosurg. 2019. doi: 10.1016/j.wneu.2019.07.139
  20. Chiu RG. When There’s No One to Whom an Error Can Be Disclosed, How Should an Error Be Handled? AMA J Ethics. 2019;21(7):E553-558. doi: 10.1001/amajethics.2019.553 (recipient of 2018 AMA John Conley Ethics Award)
  21. Chiu RG, Xia Y, Sharp LK, Gerber BS. Do community health workers affect non-urgent, ambulatory healthcare utilization among low-income, minority patients with diabetes?. J Clin Transl Endocrinol. 2019;16:100184. doi: 10.1016/j.jcte.2019.100184
  22. Ngo CQ, Chiu RG, Chu HT, et al. Correlated Factors with Quitting Attempts Among Male Smokers in Vietnam: A QUITLINE-Based Survey. Int J Environ Res Public Health. 2018;16(1). doi: 10.3390/ijerph16010084
  23. Chiu RG, Hobbs J, Esfahani DR, et al. Anterior Versus Posterior Approach for Thoracic Corpectomy: An Analysis of Risk Factors, Outcomes, and Complications. World Neurosurg. 2018;116:e723-e732. doi: 10.1016/j.wneu.2018.05.074
  24. Selner AN, Rosinski CL, Chiu RG, et al. Vagal Nerve Stimulation for Epilepsy in Adults: A Database Risk Analysis and Review of the Literature. World Neurosurg. 2019;121:e947-e953. doi: 10.1016/j.wneu.2018.10.043
  25. Bhimani AD, Chiu RG, Esfahani DR, et al. C1-C2 Fusion Versus Occipito-Cervical Fusion for High Cervical Fractures: A Multi-Institutional Database Analysis and Review of the Literature. World Neurosurg. 2018;119:e459-e466. doi: 10.1016/j.wneu.2018.07.182
  26. Bhimani AD, Selner AN, Esfahani DR, Chiu RG, et al. Intracranial Electrode Placement for Seizures Before Temporal Lobectomy: A Risk-Benefit Analysis. World Neurosurg. 2019;121:e215-e222. doi: 10.1016/j.wneu.2018.09.079
  27. Bhimani AD, Esfahani DR, Denyer S, Chiu RG, et al. Adult Chiari I Malformations: An Analysis of Surgical Risk Factors and Complications Using an International Database. World Neurosurg. 2018;115:e490-e500. doi: 10.1016/j.wneu.2018.04.077.
Congress of Neurological Surgeons 2019 Annual Meeting (San Francisco, CA)

Oral presentations:

  1. Chiu RG, Bassiri-Tehrani B, Atencio D, Daniele E, Zhao L, Patel PK. “Perception is Reality: The Impact of Orthognathic Surgery on Attractiveness and Personality – A Pilot Study.” Midwest Association of Plastic Surgeons Annual Meeting (Lake Geneva, WI: Jun 2020 – cancelled due to COVID-19 pandemic)
  2. Chiu RG, Siddiqui N, Zhu A, Patel S, Behbahani M, Mehta AI. “Early versus Late Surgical Intervention for Central Cord Syndrome: A Nationwide All-Payer Cost-Benefit Analysis.” American Association of Neurological Surgeons (Boston, MA: Apr 2020 – cancelled due to COVID-19 pandemic) Chiu RG, Murphy BE, Rosenberg D, Zhu A, Mehta AI. “Association of For-Profit Hospital Status with Intracranial Hemorrhage Outcomes and Cost of Care.” Congress of Neurological Surgeons (San Francisco, CA: Oct 2019) 
  3. Chiu RG, Zhu A, Zhao JW, Mehta AI. “Gender Disparities in the Ambulatory Management of Post-Laminectomy Syndrome.” Congress of Neurological Surgeons Annual Meeting (San Francisco, CA: October 2019)
  4. Chiu RG, Murphy BE, Rosenberg D, Zhu A, Mehta AI. “Association of For-Profit Hospital Status with Intracranial Hemorrhage Outcomes and Cost of Care.” Illinois State Neurosurgical Society Annual Meeting (Aug 2019)
  5. Chiu RG, Murphy BE, Zhu A, Mehta AI. “Racial and Ethnic Disparities in the Inpatient Management of Primary Spinal Cord Tumors.” Illinois State Neurosurgical Society Annual Meeting (Aug 2019)
  6. Chiu RG, Hobbs J, Esfahani DR, Patel S, Rosenberg D, Rosinski CL, Patel AS, Chaker AN, Mehta AI. “Anterior vs Posterior Approach for Thoracic Corpectomy: an Analysis of Risk Factors, Outcomes, and Complications” Chicago Committee on Trauma (CCOT) Medical Students Paper Competition (May 2018)